from The American Heritage® Dictionary of the English Language, 5th Edition.
- intransitive verb To walk on, over, or along.
- intransitive verb To press beneath the feet; trample.
- intransitive verb To treat unjustly or harshly; oppress.
- intransitive verb To form by walking or trampling.
- intransitive verb To execute by walking or dancing.
- intransitive verb To copulate with. Used of a male bird.
- intransitive verb To go on foot; walk.
- intransitive verb To set down the foot; step.
- intransitive verb To trample something. Used with on or upon.
- intransitive verb To treat someone or something unjustly or harshly. Used with on or upon.
- intransitive verb To copulate. Used of birds.
- noun The act, manner, or sound of treading.
- noun An instance of treading; a step.
- noun A mark made by treading, as in snow.
- noun The upper horizontal part of a step in a staircase.
- noun The part of a wheel or tire that makes contact with the road or rails.
- noun The grooved face of a tire.
- noun The part of a shoe sole that touches the ground.
- noun Either of the continuous ridged belts with which bulldozers, tanks, and certain other vehicles move over the ground.
- idiom (tread the boards) To act on the stage.
- idiom (tread water) To keep the head above water while in an upright position by pumping the legs.
- idiom (tread water) To expend effort but make little or no progress to achievement of a goal or an end.
from The Century Dictionary.
- To form puddles under the tread of horses: said of the ground.
- noun A step or stepping; footing; pressure with the foot.
- noun Way; track; path. See
trade, n. 2.
- noun Copulation, as of birds.
- noun The cicatricula of an egg: so called from the former erroneous belief that it appeared only in fecundated eggs laid by the hen after the tread of the cock. Compare
- noun Manner of stepping: as, a horse with a good tread.
- noun The flat or horizontal part of a step or stair; a tread-board.
- noun The length of a ship's keel.
- noun The bearing surface of a wheel or of a runner on a road or rail.
- noun The part of a rail on which the wheels bear.
- noun The part of a stilt on which the foot rests.
- noun That part of the sole of a boot or shoe which touches the ground in walking.
- noun The top of the banquette of a fortification, on which soldiers stand to fire.
- noun The upper side of the bed of a lathe between the head-stock and the back-center.
- noun The width from pedal to pedal of a bicycle.
- noun A wound on the coronet of a horse's foot, produced by the shoe of either hind or fore foot of the opposite side.
- To set the foot down, as on the ground.
- To press or be put down on or as on the ground.
- To walk; step; especially, to walk with a more or less stately, measured, or cautious step.
- To copulate, as birds: said especially of a cock-bird.
- To follow closely.
- To step or walk on.
- To beat or press with the feet: as, a well-trodden path.
- To crush under the foot; trample in contempt or hatred.
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
Oxford English Dictionary traces the expression "tread upon eggs" back to the 1700s, when someone named Roger North wrote: "This gave him occasion ... to find if any slip had been made for he all along trod upon eggs."
And this tread is about all types of political topics.
It was what we call a tread-snail, because it moves on a double row of pads like stumpy feet and leaves a trail like a tractor.
Four-Day Planet H. Beam Piper 1934
(on camera) During the planning for Iraq, some Pentagon civilians complained what they call tread-heads in the Army were pushing the old heavy force doctrine.
If you drive down the road and the tread is worn, when you hit a puddle of water, the car can aquaplane.
» ‘Starfist’ series follows path Heinlein tread in ‘Starship Troopers’ heinleinblog heinleinblog
‘Starfist’ series follows path Heinlein tread in ‘Starship Troopers’
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But Michelin researchers said the RFID chip eventually could be given enough intelligence to communicate directly with vehicle owners and drivers-telling them if the tires are properly inflated, overheated, overloaded, or if tire tread is dangerously worn.