shut off

1 to bring (as an action or operation) to an immediate end threatened to shut off peace talks if the other side kept making unreasonable demands Synonyms break, break off, break up, can [slang], cease, cut off, cut out, desist (from), discontinue, drop, end, give over, halt, knock off, lay off, leave off, pack (up or in), quit, stopRelated Words complete, conclude, finish; close (down); deactivate; block, blockade, dam, delay, detain, hinder, hold, hold back, impede, kibosh, obstruct, stem; call, suspend; arrest, brake, check, clamp down, rein (in), squash, squelch, stamp, stanch (or staunch), stunt, suppress, turn back; pause, stay, suspend; abolish, abort, annul, demolish, destroy, dissolve, kill, ruin, scuttle, snuffNear Antonyms carry on, continue, follow through (with), keep up, run on; advance, proceed, progress; actuate, drive, impel, propel, stir

2 to cause to stop functioning shut off the computer to save electricity Synonyms kill, deactivate, turn offRelated Words flick (off); dismantle, mothball, phase out; arrest, brake, chock, cut off, draw up, halt, jam, stall, stickNear Antonyms charge, electrify, energize, fire, fuel, generate, power, push; discharge, launch, release, switch, trip; reactivate, rechargeAntonyms activate, actuate, crank (up), drive, move, propel, run, set off, spark, start, touch off, trigger, turn on