To close up, as a hole, passage, or cavity, by filling, stuffing, plugging, or otherwise obstructing; block up; choke: as, to stop a vent or a channel.To make close or tight; close with or as with a compressible substance, or a lid or stopper: as, to stop a bottle with a cork; hence, to stanch.To shut up; inclose; confine.To hinder from progress or procedure; cause to cease moving, going, acting, working, or the like; impede; check; head off; arrest: as, to stop a car; to stop a ball; to stop a clock; to stop a thief.To hold back, as from a specified course, purpose, end, or the like; restrain; hinder: followed by from (obsolete or dialectal of).To prevent the continuance of; suppress; extinguish; bring to an end: as, to stop a leak.To check or arrest by anticipation.To keep back; withhold.To cease from; discontinue; bring to a stop.In musical instruments: Of the lute and viol classes, to press (a string) with the finger so as to shorten its vibrating length, and thus raise the pitch of the tone produced from it.Of the wind group generally, to close (a finger-hole in the tube) so as to change the nodes of the vibrating column of air, and thus alter the pitch of the tone.Of wind-instruments of the trumpet class, to insert the hand into (the bell) so as to shorten the length of the vibrating column of air, and thus to raise the pitch of the tone.Nautical, to make fast with a small line: as, to stop a line to a harpoon-staff.To put the stops, or marks of punctuation, in; point, as a written composition; punctuate.In masonry, plastering, etc., to point or dress over (an imperfect or damaged place in a wall) by covering it with cement or plaster.In horticulture, same as top.To ward off; parry.In galvanoplastic operations, to apply a varnish to (parts of a plate or object), to prevent the deposit of metal upon the varnished parts during immersion in the gilding or electroplating solution.Theat., to cover (some of the teeth) with black wax, so as to make them invisible.Synonyms andTo interrupt, block, blockade, barricade, intercept, end.To suspend, intermit.To check one's self; leave off; desist; stay; halt; come to a stand or stop, as in walking, speaking, or any other action or procedure.To discontinue; come to an end; cease to be: as, the noise stopped; an annuity stops.To make a halt or a stay of longer or shorter duration; tarry; remain.To intercept, ward off, or parry a blow.n. The act of stopping, in any sense.n. An impeding or hindering; obstruction; stoppage.n. A pause; a stand; a halt.n. Termination; ending.n. A stay; a tarrying.n. A state of hesitation or uncertainty; a standstill.n. That which stops or hinders; especially, an obstacle or impediment; specifically, a weir.n. In musical instruments: Of the lute and viol classes, a pressure on a string so as to shorten its vibrating length, and raise the pitch of its tone.n. Of wind-instruments, the closing of a finger-hole in the tube so as to alter the pitch of its tone.n. Of wind-instruments of the trumpet class, the inserting of the hand into the bell so as to raise the pitch of the tone. Any lever or similar device for thus stopping a string or finger-hole.n. In an organ, a graduated set of pipes of the same kind, and giving tones of the same quality.n. Same as stop-knob.n. plural In the harpsichord, handles controlling levers by which the position of the jacks could be varied so as to alter the force or quality of the tones produced.n. A mark to indicate a stop or pause in reading; a mark of punctuation.n. In joinery, one of the pieces of wood nailed on the frame of a door to form the recess or rebate into which the door shuts.n. Nautical: A projection at the head of a lower mast, supporting the trestletrees.n. A bit of small line used to lash or fasten anything temporarily: as, hammock-stops, a wning-stops.n. In optics, a perforated diaphragm inserted between the two combinations of a double lens, or placed in front of a single lens, to intercept the extreme rays that disturb the perfection of the image.n. In bookbinding, a small circular finishing-tool used by bookbinders to stop a line or fillet at its intersection with another line.n. In lace-manuf. (in the application of the Jacquard attachment described under loom, 2, to a laceframe), a point at which the different sets of warp-threads are concentrated or brought to a sort of focus, and which in the design of a pattern is taken as a basis for measurement in determining the distances the respective threads in the set must be moved to form the desired pattern. The movements of the mechanism are adjusted in accordance with these measurements.n. In phonetics, an alphabetic sound involving a complete closure of the mouth-organs; a mute; a check.n. The concavity of the profile of a dog's face, specially marked in the bulldog and pug.n. In fencing, the action whereby a fencer, instead of parrying a blow and then thrusting, allows a careless opponent to run on his sword-point.n. In lute-playing: A chord followed by a pause.n. A chord in producing which all the strings are stopped by the fingers.n. Synonyms Stop, Cessation, Stay, Suspension, Intermission, Pause, Rest. These words may denote the failure or interruption of forward motion or of activity. Stop is an energetic word, but the most general: it is opposed to going forward or going on; cessation may be temporary or final, and is opposed to continuance; a stay is a stop viewed as a lingering or delay: as, a short stay in the place; or, as a legal term, simply a stop: as, a stay of proceedings; suspension is a complete but presumably temporary stop: as, a suspension of work or pay; intermission is a strictly temporary stop; pause is a brief stop, in full expectation of going on; rest is a stop for refreshment from weariness.n. A bucket; a pail; a small well-bucket; a milk-pail.n. A Middle English form of stoop.See to stop down a lens, under stop, transitive verbn. In games such as new market and pope-Joan, a card which is left in the stock and stops the run of a sequence which is played. Certain named cards are sometimes arbitrarily agreed on for stops.n. In mech., an obstacle, such as a pin, peg, or block, placed so as to limit in a definite manner the movement of any part of a machine or instrument.n. In wrestling, a counter to any particular hold.n. In boxing, a guard that prevents a blow from reaching home.