noun black·out \ˈblak-ˌat\

: a period when lights are kept off or are hidden from view to guard against enemy airplane attack in a war

: a period when lights are off because of an electrical power failure

: a sudden and temporary loss of consciousness, vision, or memory

Full Definition of BLACKOUT

a :  a turning off of the stage lighting to separate scenes in a play or end a play or skit; also :  a skit that ends with a blackout
b :  a period of darkness enforced as a precaution against air raids
c :  a period of darkness (as in a city) caused by a failure of electrical power
:  a transient dulling or loss of vision, consciousness, or memory <an alcoholic blackout>
a :  a wiping out :  obliteration
b :  a blotting out by censorship :  suppression <a news blackout>
:  a usually temporary loss of a radio signal
:  the prohibition or restriction of the telecasting of a sports event
:  a time during which a special commercial offer (as of tickets) is not valid —usually used attributively <blackout dates>

Examples of BLACKOUT

  1. the blackouts of World War II
  2. She keeps flashlights and candles handy in case of a blackout.
  3. He told his doctor he had been experiencing blackouts.

First Known Use of BLACKOUT


Rhymes with BLACKOUT

ablaut, about, act out, all-out, back out, bailout, bail out, bat out, bawl out, bear out, beat out, black out, blissed-out, blot out, blowout, bombed-out, bow out, Boy Scout, breakout, break out, breechclout, bring out, brook trout, brownout, brown trout, bugout, bug out, burned-out, burnout, burn out, butt out, buyout, buy out, call out, campout, cash out, cast out, catch out, checkout, check out, chill out, churn out, clapped-out, clear out, closeout, come out, cookout, cop-out, cop out, crank out, Cub Scout, cutout, cut out, devout, die out, dig out, dimout, dine out, dishclout, dish out, dole out, downspout, draw out, dropout, drop out, dry out, dugout, eelpout, eke out, en route, fade-out, fake out, fallout, fall out, farm out, far-out, fill out, find out, fink out, fish out, flake out, flameout, flame out, flat-out, flunk out, foldout, force-out, foul out, freak-out, freaked-out, freeze out, full-out, get out, Girl Scout, give out, go out, grind out, gross-out, gross out, groundout, handout, hand out, hangout, hideout, holdout, hold out, horned pout, ice-out, iron out, kick out, knock out, lake trout, layout, lay out, leg out, let out, light out, lights-out, line out, lockout, lock out, lookout, look out, lose out, mahout, make out, max out, misdoubt, miss out, no doubt, nose out, opt out, pan out, pass out, payout, phaseout, phase out, pick out, pig out, pitchout, played out, play out, printout, print out, prove out, psych-out, pullout, pull out, punch out, putout, put out, rain out, rainspout, readout, read out, redoubt, redout, rollout, roll out, rub out, rubout, rule out, run out, sack out, salt out, Sea Scout, sea trout, sellout, sell out, setout, set out, shakeout, shake out, shell out, shoot-out, shout-out, shutout, shut out, sick-out, side-out, sign out, sit out, sleep out, smoke out, sold-out, spaced-out, space out, speak out, spell out, spinout, spin out, stakeout, stake out, standout, stand out, star route, step out, stick out, stop out, straight-out, stressed-out, stretch-out, strikeout, strike out, strung out, swear out, sweat out, takeout, take out, talk out, tap out, tapped out, tease out, thought-out, throughout, throw out, time-out, trade route, trot out, tryout, try out, tune out, turnout, turn out, umlaut, wait out, walkout, walk out, washed-out, washout, wash out, watch out, way-out, wear out, weird out, whacked-out, whiteout, wideout, wigged-out, wimp out, wiped out, wipeout, wipe out, without, workout, work out, worn-out, write out, zone out, zonked-out


noun black·out \ˈblak-ˌat\   (Medical Dictionary)

Medical Definition of BLACKOUT

:  a transient dulling or loss of vision, consciousness, or memory <an alcoholic blackout>—compare grayout, redout


Next Word in the Dictionary: black outPrevious Word in the Dictionary: black–or–whiteAll Words Near: blackout
April 01, 2015
diapause Hear it
a period of physiological dormancy
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