from The American Heritage® Dictionary of the English Language, 4th Edition

  • intransitive v. To move smoothly, easily, and quietly: slipped into bed.
  • intransitive v. To move stealthily; steal.
  • intransitive v. To pass gradually, easily, or imperceptibly: "It is necessary to write, if the days are not to slip emptily by” ( Vita Sackville-West).
  • intransitive v. To slide involuntarily and lose one's balance or foothold. See Synonyms at slide.
  • intransitive v. To slide out of place; shift position: The gear slipped.
  • intransitive v. To escape, as from a grasp, fastening, or restraint: slipped away from his pursuers.
  • intransitive v. To decline from a former or standard level; fall off.
  • intransitive v. To fall behind a scheduled production rate.
  • intransitive v. To fall into fault or error. Often used with up.
  • transitive v. To cause to move in a smooth, easy, or sliding motion: slipped the bolt into place.
  • transitive v. To place or insert smoothly and quietly.
  • transitive v. To put on or remove (clothing) easily or quickly: slip on a sweater; slipped off her shoes.
  • transitive v. To get loose or free from; elude.
  • transitive v. To give birth to prematurely. Used of animals.
  • transitive v. To unleash or free (a dog or hawk) to pursue game.
  • transitive v. To release, loose, or unfasten: slip a knot.
  • transitive v. To dislocate (a bone).
  • transitive v. To pass (a knitting stitch) from one needle to another without knitting it.
  • n. The act or an instance of slipping or sliding.
  • n. An accident or mishap, especially a falling down.
  • n. An error in conduct or thinking; a mistake.
  • n. A slight error or oversight, as in speech or writing: a slip of the tongue.
  • n. Nautical A docking place for a ship between two piers.
  • n. Nautical A slipway.
  • n. Nautical The difference between a vessel's actual speed through water and the speed at which the vessel would move if the screw were propelling against a solid.
  • n. A woman's undergarment of dress length with shoulder straps.
  • n. A half-slip.
  • n. A pillowcase.
  • n. Geology A smooth crack at which rock strata have moved on each other.
  • n. Geology A small fault.
  • n. Geology The relative displacement of formerly adjacent points on opposite sides of a fault.
  • n. The difference between optimal and actual output in a mechanical device.
  • n. Movement between two parts where none should exist, as between a pulley and a belt.
  • n. A sideways movement of an airplane when banked too far.
  • idiom give (someone) the slip Slang To escape the pursuit of.
  • idiom let slip To say inadvertently.
  • idiom slip one over on Informal To hoodwink; trick.
  • n. A part of a plant cut or broken off for grafting or planting; a scion or cutting.
  • n. A long narrow piece; a strip.
  • n. A slender youthful person: a slip of a child.
  • n. A small piece of paper, especially a small form, document, or receipt: a deposit slip; a sales slip.
  • n. A narrow pew in a church.
  • transitive v. To make a slip from (a plant or plant part).
  • n. Thinned potter's clay used for decorating or coating ceramics.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Mud, slime.
  • n. A thin, slippery mix of clay and water.
  • n. A twig or shoot; a cutting.
  • n. A descendant, a scion.
  • n. A young person (now usually with of introducing descriptive qualifier).
  • n. A long, thin piece of something.
  • n. A small piece of paper, especially one longer than it is wide.
  • v. To lose one's traction on a slippery surface; to slide due to a lack of friction.
  • v. To err.
  • v. To pass (a note, money, etc.) often covertly
  • v. To move quickly and often secretively
  • v. To worsen.
  • v. To move down; to slide.
  • v. To release a bird of prey to go after a quarry.
  • v. To remove the skin of a soft fruit, such as a tomato or peach, by blanching briefly in boiling water, then transferring to cold water so that the skin peels, or slips, off easily.
  • n. An act or instance of slipping.
  • n. A women's undergarment worn under a skirt or dress; a shift.
  • n. A mistake or error (slip of the tongue.)
  • n. A berth; a space for a ship to moor.
  • n. A difference between the theoretical distance traveled per revolution of the propeller and the actual advance of the vessel.
  • n. A one-time return to previous maladaptive behaviour after cure.
  • n. Any of several fielding positions to the off side of the wicket keeper, designed to catch the ball after being deflected from the bat; a fielder in that position (See first slip, second slip, third slip, fourth slip and fifth slip.)
  • n. A number between 0 and 1 that is the difference between the angular speed of a rotating magnetic field and the angular speed of its rotor, divided by the angular speed of the magnetic field.

from the GNU version of the Collaborative International Dictionary of English

  • n. The act of slipping.
  • n. An unintentional error or fault; a false step.
  • n. A twig separated from the main stock; a cutting; a scion; hence, a descendant.
  • n. A slender piece; a strip.
  • n. A leash or string by which a dog is held; -- so called from its being made in such a manner as to slip, or become loose, by relaxation of the hand.
  • n. An escape; a secret or unexpected desertion.
  • n. A portion of the columns of a newspaper or other work struck off by itself; a proof from a column of type when set up and in the galley.
  • n. Any covering easily slipped on.
  • n. A loose garment worn by a woman.
  • n. A child's pinafore.
  • n. An outside covering or case.
  • n. The slip or sheath of a sword, and the like.
  • n. A counterfeit piece of money, being brass covered with silver.
  • n. Matter found in troughs of grindstones after the grinding of edge tools.
  • n. Potter's clay in a very liquid state, used for the decoration of ceramic ware, and also as a cement for handles and other applied parts.
  • n. A particular quantity of yarn.
  • n. An inclined plane on which a vessel is built, or upon which it is hauled for repair.
  • n. An opening or space for vessels to lie in, between wharves or in a dock.
  • n. A narrow passage between buildings.
  • n. A long seat or narrow pew in churches, often without a door.
  • n. A dislocation of a lead, destroying continuity.
  • n. The motion of the center of resistance of the float of a paddle wheel, or the blade of an oar, through the water horozontally, or the difference between a vessel's actual speed and the speed which she would have if the propelling instrument acted upon a solid; also, the velocity, relatively to still water, of the backward current of water produced by the propeller.
  • n. A fish, the sole.
  • n. A fielder stationed on the off side and to the rear of the batsman. There are usually two of them, called respectively short slip, and long slip.
  • n.
  • n. The retrograde movement on a pulley of a belt as it slips.
  • n. In a link motion, the undesirable sliding movement of the link relatively to the link block, due to swinging of the link.
  • n. The difference between the actual and synchronous speed of an induction motor.
  • n. A memorandum of the particulars of a risk for which a policy is to be executed. It usually bears the broker's name and is initiated by the underwrites.
  • intransitive v. To move along the surface of a thing without bounding, rolling, or stepping; to slide; to glide.
  • intransitive v. To slide; to lose one's footing or one's hold; not to tread firmly.
  • intransitive v. To move or fly (out of place); to shoot; -- often with out, off, etc..
  • intransitive v. To depart, withdraw, enter, appear, intrude, or escape as if by sliding; to go or come in a quiet, furtive manner.
  • intransitive v. To err; to fall into error or fault.
  • transitive v. To cause to move smoothly and quickly; to slide; to convey gently or secretly.
  • transitive v. To omit; to loose by negligence.
  • transitive v. To cut slips from; to cut; to take off; to make a slip or slips of.
  • transitive v. To let loose in pursuit of game, as a greyhound.
  • transitive v. To cause to slip or slide off, or out of place.
  • transitive v. To bring forth (young) prematurely; to slink.

from The Century Dictionary and Cyclopedia

  • To move in continuous contact with a surface without rolling; slide; hence, to pass smoothly and easily; glide.
  • To slide suddenly and unawares in such a way as to threaten or result in a fall: make a misstep; lose one's footing: as, to slip on the ice.
  • To fall into error or fault; err or go astray, as in speech or conduct.
  • To become slack or loose and move or start out of place, as from a socket or the like.
  • To pass quietly, imperceptibly, or elusively; hence, to slink; sneak; steal: with in, out, or away: as, the time slips away; errors are sure to slip in; he slipped out of the room.
  • To escape insensibly, especially from the memory; be lost.
  • To go loose or free; be freed from check or restraint, as a hound from the leash.
  • To pass unregarded or unappropriated: with let: as, to let an opportunity slip; to let the matter slip.
  • To detach a ship from her anchor by slipping or letting go the chain at a shackle, because there is not time to heave the anchor up. A buoy is fastened to the part of the chain slipped, so that it may be recovered.
  • To have a miscarriage.
  • Synonyms and
  • Glide, etc. See slide.
  • To put or place secretly, gently, or so as not to be observed.
  • To pass over or omit; pass without appropriating, using, or the like; hence, to let slip; allow to escape; lose by oversight or inattention.
  • To let loose; release from restraint: as, to slip the hounds.
  • Nautical, to let go entirely: as, to slip a cable or an anchor.
  • To throw off, or disengage one's self from.
  • To drop or bring forth prematurely: said of beasts: as, the brown mare has slipped her foal.
  • To make slips of for planting; cut slips from.
  • n. The act of slipping; a sudden sliding or slipping of the feet, as in walking on ice or any slippery place.
  • n. An unintentional fault; an error or mistake inadvertently made; a blunder: as, a slip of the pen or of the tongue. See lapsus.
  • n. A venial transgression; an indiscretion; a backsliding.
  • n. In geology, a small fault or dislocation of the rocks; a narrow fissure, filled with flucan, and not exhibiting much vertical shifting.
  • n. 5, In marine engineering, same as drag, 8.
  • n. Amount of space available for slipping; also, amount or extent of slip made.
  • n. In metallurgy, the subsidence of a scaffold in a blast-furnace. See scaffold, n., 7.
  • n. A thing easily slipped off or on.
  • n. A leash or noose by which a dog is held: so called from its being so made as to slip or fall loose by relaxing the hold.
  • n. A wrought-iron cylindrical case in which the wood used in the manufacture of gunpowder is distilled.
  • n. Potters' clay or paste reduced to a semifluid condition about the consistence of cream.
  • n. Matter found in the trough of a grindstone after the grinding of edge-tools.
  • n. A counterfeit coin made of brass masked with silver.
  • n. An inclined plane on which a vessel is supported while building, or on which she is hauled up for repair; also, a contrivance for hauling vessels out of the water for repairs, etc.
  • n. A narrow passage.
  • n. A space between two wharves, or in a dock, in which a vessel lies.
  • n. A long seat or narrow pew in a church, often without a door.
  • n. A narrow, pew-like compartment in a restaurant or oyster-house, having one or two fixed seats and a table.
  • n. A long, narrow, and more or less rectangular piece; a strip: as, a slip of paper.
  • n. A strip of wood or other material; specifically, such a strip inserted in a dovetailed groove, or otherwise attached to a piece of wood or metal, to form a slipping or wearing surface for a sliding part.
  • n. A detachable straight or tapered piece which may be slipped in between parts to separate them or to fill a space left between them.
  • n. In insurance, a note of the contract made out before the policy is effected, for the purpose of asking the consent of underwriters to the proposed policy.
  • n. A particular quantity of yarn.
  • n. A twig detached from the main stock, especially for planting or grafting; a scion; a cutting: as, a slip of a vine: often used figuratively.
  • n. In printing, the long and narrow proof taken from a slip-galley of type before it is made up into pages or columns.
  • n. plural In bookbinding, the pieces of twine that project from the back of a sewed but uncovered book, and can be slipped up or down.
  • n. In cricket, one of the fielders, who stands at some distance behind and to the right of the wicket-keeper. See diagram under cricket.
  • n. A device for the ready detachment of anything on shipboard that is secured by a lashing, in case it becomes necessary to let it go quickly.
  • n. In upholstery, a hem forming a sort of tube to allow of the insertion of a wire, or the like, for stiffening.
  • n. A block of whale's blubber as cut or stripped from the animal.
  • n. A miscarriage or abortion.
  • n. Viscous matter; slime.
  • n. A dish of curds made with rennet wine.
  • n. A young sole.
  • n.
  • n. In electricity, in alternating-current induction-motors, the difference in speed from synchronism, that is, from rotation in step with the alternations of the impressed voltage, nsually given as fraction or in percentage of synchronous speed.
  • n. The moving on each other of two surfaces which are intended to be immovable with respect to each other, as the slip of the plates in a riveted joint under stress.
  • n. In pumps, the difference between the actual volume of water or other liquid delivered by a pump during one complete stroke, revolution, or period, and the theoretical volume during the same stroke, revolution, or period as determined by calculation of the displacement. It is due both to leaks past pistons, plungers, and valves, and to the back-flow through valves during the time the valves are closing. It is usually expressed as a percentage of the displacement volume.
  • n. See the extract.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a young and slender person
  • v. move out of position
  • n. a woman's sleeveless undergarment
  • n. a socially awkward or tactless act
  • v. to make a mistake or be incorrect
  • v. insert inconspicuously or quickly or quietly
  • v. move obliquely or sideways, usually in an uncontrolled manner
  • n. the act of avoiding capture (especially by cunning)
  • n. bed linen consisting of a cover for a pillow
  • n. a part (sometimes a root or leaf or bud) removed from a plant to propagate a new plant through rooting or grafting
  • v. move stealthily
  • v. move smoothly and easily
  • n. potter's clay that is thinned and used for coating or decorating ceramics
  • n. artifact consisting of a narrow flat piece of material
  • n. an unexpected slide
  • n. a slippery smoothness
  • v. get worse
  • v. pass on stealthily
  • v. cause to move with a smooth or sliding motion
  • v. move easily
  • n. an accidental misstep threatening (or causing) a fall
  • n. a flight maneuver; aircraft slides sideways in the air
  • n. a minor inadvertent mistake usually observed in speech or writing or in small accidents or memory lapses etc.
  • n. a small sheet of paper
  • n. a place where a craft can be made fast
  • v. pass out of one's memory


from The American Heritage® Dictionary of the English Language, 4th Edition

Middle English slippen, probably of Middle Low German or Middle Dutch origin.
Probably from Middle Low German or Middle Dutch slippe.
Middle English, slime, from Old English slypa.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Old English slype, of uncertain origin.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Probably from Middle Dutch slippe or Middle Low German slippe. Compare Dutch slip, German Schlippe.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Apparently from Middle Low German slippen (Dutch slippen, German schlippen).


  • He tried to recall the word infection, chided himself for letting so crucial a term slip from his memory.

    Heaven Lake

  • Mom muttered, “Watch your language, Poppy,” her programmed response any time I let a curse word slip out in her presence.


  • Our acclimatization to such metaphorical wars lets the use of the term slip past our censors without real scrutiny of the implications.

    OpEdNews - Quicklink: Matthew Yglesias: Getting Rid of the "War on Terror" Mindset

  • Our acclimatization to such metaphorical wars lets the use of the term slip past our censors without real scrutiny of the implications. '

    OpEdNews - Quicklink: Matthew Yglesias: Getting Rid of the "War on Terror" Mindset

  • Hamlin now finds himself in a similar situation, despite underlying progress at Daytona, and his challenge carries the weight of having to bounce back from a series of misfortunes and do it on the track where he saw the title slip through his fingers last season.

  • In the Conference, Woolton Wonders (Dan Preston, Dan Ponzini, Alex Ward) beat Dunlops Cubs 4-1 and Woolton Academicals let their hold on the title slip, going down 1-0 to Mags Kings 07 (Patrick Haskell).


  • After building a comfortable lead in the first four events, Michigan tightened up in the final two rotations, almost letting the title slip away.

    The Michigan Daily

  • Now the cracks are appearing and United have to got to be careful or they could well see the title slip out of their hands.


  • Although that quality play managed to give the Americans a hefty lead, Brazil was not about to let yet another title slip by.

    WIBW - HomePage - Headlines

  • He might have shared the seventh, as Haye momentarily relaxed, but there was no conclusive, fight-changing stuff from him on a night when he simply led the title slip from his huge grasp.

    Sport news, comment and results |


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  • see century def #43 for grafting usage

    March 30, 2011

  • This word might not be onomatopoeia, but it should be.

    February 17, 2008