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

  • n. A broad, flat, thick piece, as of stone or cheese.
  • n. An outside piece cut from a log when squaring it for lumber.
  • n. Baseball The pitcher's rubber.
  • transitive v. To make or shape into slabs or a slab.
  • transitive v. To cover or pave with slabs.
  • transitive v. To dress (a log) by cutting slabs.
  • adj. Archaic Viscid.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Mud, sludge.
  • n. A large, flat piece of solid material; a solid object that is large and flat.
  • n. A paving stone; a flagstone.
  • n. A carton containing twenty-four cans of beer.
  • n. A large, luxury pre-1980 General Motors vehicle, particularly a Buick, Oldsmobile or Cadillac.
  • n. A very large wave.
  • n. A sequence of 12 adjacent bits, serving as a byte in some computers.
  • v. To make something into a slab.
  • Slow, Loud And Bangin': (US) A car that has been modified with equipment such as loudspeakers, lights, special paint, hydraulics, and any other accessories that add to the style of the vehicle.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Thick; viscous.
  • n. A thin piece of anything, especially of marble or other stone, having plane surfaces.
  • n. An outside piece taken from a log or timber in sawing it into boards, planks, etc.
  • n. The wryneck.
  • n. The slack part of a sail.
  • n. That which is slimy or viscous; moist earth; mud; also, a puddle.

from The Century Dictionary and Cyclopedia

  • To cut slabs or outside pieces from, as from a log, in order to square it for use, or that it may be sawn into boards with square edges.
  • Thick; viscous; pasty.
  • To keep (the sides of any excavation, as a mining-shaft or a well) from crumbling and falling by facing (them) with slabs, either of timber or of stone.
  • n. A thick piece of timber; especially, the outer cut of a tree or log when sawed up into planks or boards.
  • n. A thick plate of stone, slate, metal, etc.
  • n. In general, a piece of anything solid and compact, heavy, and thin in proportion to its length and breadth, but thick enough not to be pliable, especially when of considerable size.
  • n. Specifically A flat stone, or plate of iron or glass, on which printing-ink is sometimes distributed for use on a hand-press.
  • n. A thick web or bat of fiber.
  • n. Moist earth; slime; puddle; mud.
  • n. The wryneck.
  • n. In Australia, a piece of timber, two or three inches thick, ax hewn, not sawed: used for the walls of rough houses. Also used attributively.
  • n. A flat mass of metallic tin cast in a chilling mold of stone or metal.
  • n. plural A commercial name of crude rubber in pieces an inch or two thick formed by pressing several sheets together. See rubber, 3.

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

  • n. block consisting of a thick piece of something


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

Middle English.
Probably of Scandinavian origin; akin to Danish slab, mud.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Middle English sclabbe, slabbe, of unknown origin.


  • The slab is a horizontal boundary-line and all the vertical relations are related to it.

    EggO House by A69 Architects

  • A layer of 4″ aggregate, sand, or soil gas collection mats must be installed under the basement slab, and 6 mil polyethelene laid over the aggregate before the basement slab is poured.

    Reuben's Home Inspection Blog - Part 2

  • For the grape-leaf sprigging, I used some leaves from my garden (dating from before the leafhopper and skeletonizer incidents) Â I rolled out a thin slab of clay and then laid leaves on top, then rolled on top of the leaves to embed the veins into the clay.

    Kater’s Art » 2008 » November

  • The one on the slab is insanely reachy, and involves a hand-foot match with no other holds in sight -- you just have to smear up to it and then do it.

    you got a plot to write every night. did they never tell you that?

  • I used the cheese to stuff halapeno peppers which I wraped in slab bacon the broiled.


  • The important thing in dealing with copper pipes in the slab is to be sure the copper does not touch the rebar -- this can be deadly to the pipes.

    traps for sewer gas

  • The ground floor slab is not nearly as costly as the second floor slab because it has no rebar or plastic blocks.

    If you have questrions about my project...

  • The cost of the first floor slab is buried in the cost of other phases because we poured that slab ourselves in pieces as we had time.

    If you have questrions about my project...

  • At Aberdour Castle, Fifeshire, a vertical dial in a circle engraved on a square slab is set in a kind of niche cutting across the corner of the building and facing south-west.

    The Book of Sun-Dials

  • Bas-relief slab from the tomb of a royal scribe of the second dynasty 234

    Pharaohs, Fellahs and Explorers


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  • seen slabs used to refer to those flat rectangular smart phones in general.

    May 20, 2013