<p><strong>Adverb</strong></p><ul><li>so as to be no longer supported or attached: This button is about to come off.</li><li>so as to be no longer covering or enclosing: to take the wrapping off.</li><li>to take a hat off; to take the wrapping off.</li><li>away from a place: to look off toward the west.</li><li>to run off; to look off toward the west.</li><li>away from a path, course, etc.; aside: This road branches off to Grove City.</li><li>so as to be away or on one's way: to cast off.</li><li>to start off early; to cast off.</li><li>away from what is considered normal, regular, standard, or the like: to go off on a tangent.</li><li>from a charge or price: He took 10 percent off for all cash purchases.</li><li>at a distance in space or future time: Summer is only a week off.</li><li>to back off a few feet; Summer is only a week off.</li><li>out of operation or effective existence: Turn the lights off.</li><li>into operation or action: The alarm goes off at noon.</li><li>so as to interrupt continuity or cause discontinuance: Negotiations have been broken off.</li><li>in absence from work, service, a job, etc.: two days off at Christmas.</li><li>completely; utterly: to kill off all the inhabitants.</li><li>with prompt or ready performance: to dash a letter off.</li><li>to fulfillment, or into execution or effect: The contest came off on the appointed day.</li><li>into nonexistence or nothingness: My headache passed off soon.</li><li>so as to be delineated, divided, or apportioned: Mark it off into equal parts.</li><li>away from a state of consciousness: I must have dozed off.</li><li>Nautical: away from the land, a ship, the wind, etc.</li></ul><p><strong>Preposition</strong></p><ul><li>so as no longer to be supported by, attached to, on, resting on, or unified with: Break a piece of bread off the loaf. Take your feet off the table! Break a piece of bread off the loaf.</li><li>deviating from: off course.</li><li>off balance; off course.</li><li>below or less than the usual or expected level or standard: I was off my golf game.</li><li>20 percent off the marked price; I was off my golf game.</li><li>away, disengaged, or resting from: to be off duty on Tuesdays.</li><li>Informal: refraining or abstaining from; denying oneself the pleasure, company, practice, etc., of: He's off gambling.</li><li>away from; apart or distant from: a village off the main road.</li><li>leading into or away from: an alley off 12th Street.</li><li>not fixed on or directed toward, as the gaze, eyes, etc.: Their eyes weren't off the king for a moment.</li><li>Informal: from (a specified source): I bought it off a street vendor.</li><li>from or of, indicating material or component parts: to lunch off cheese and fruit.</li><li>from or by such means or use of: living off his parents.</li><li>living off an inheritance; living off his parents.</li><li>Nautical: at some distance to seaward of: off Cape Hatteras.</li></ul><p><strong>Adjective</strong></p><ul><li>in error; wrong: You are off on that point.</li><li>slightly abnormal or not quite sane: He is a little off, but he's really harmless.</li><li>not up to standard; not so good or satisfactory as usual; inferior or subnormal: a good play full of off moments.</li><li>no longer in effect, in operation, or in process: The agreement is off.</li><li>stopped from flowing, as by the closing of a valve: The electricity is off.</li><li>in a specified state, circumstance, etc.: to be badly off for money.</li><li>(of time) free from work or duty; nonworking: a pastime for one's off hours.</li><li>not working at one's usual occupation: We're off Wednesdays during the summer.</li><li>of less than the ordinary activity, liveliness, or lively interest; slack: an off season in the tourist trade.</li><li>unlikely; remote; improbable: on the off chance that we'd find her at home.</li><li>more distant; farther: the off side of a wall.</li><li>(of a vehicle, single animal, or pair of animals hitched side by side) of, being, or pertaining to the right as seen from the rider's or driver's viewpoint (near): the off horse; the off side.</li><li>starting on one's way; leaving: They're off and running in the third race at Aqueduct.</li><li>I'm off to Europe on Monday.</li><li>lower in price or value; down: Stock prices were off this morning.</li><li>Nautical: noting one of two like things that is the farther from the shore; seaward: the off side of the ship.</li><li>Cricket: noting or pertaining to that side of the wicket or of the field opposite that on which the batsman stands.</li></ul><p><strong>Noun</strong></p><ul><li>the state or fact of being off.</li><li>Cricket: the off side.</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>to go off or away; leave (used imperatively): Off, and don't come back!</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>Slang: to kill; slay.</li></ul><p><strong>Verb Phrase</strong></p><ul><li>get 1 (def 57).</li></ul>