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Definitions

conk out

VERB
act up (malfunction)
Synonyms
WEAK
break break down fail function go on the blink improperly jam malfunction not work stall stop running
Antonyms
WEAK
function properly
VERB
collapse
Synonyms
STRONGEST
break cave in crumple disintegrate drop fail faint fall down founder give way shatter topple weaken
STRONG
bend deflate droop exhaust flag fold give go languish subside succumb tire weary wilt yield
WEAK
belly up crack up flake out give in give out go to pieces keel over
Antonyms
STRONGEST
accomplish achieve fix mend straighten strengthen succeed
STRONG
activate create energize grow increase inflate invigorate refresh rise withhold
WEAK
build
VERB
exhaust
Synonyms
STRONGEST
drain fatigue frazzle impoverish overwork sap tire out use up weaken wear out weary
STRONG
debilitate draw enervate enfeeble fag overdo overexert overextend overfatigue overtire prostrate tucker
WEAK
burn out do in peter out poop out run ragged suck dry wear down
Antonyms
STRONGEST
aid assist enable energize help strengthen
STRONG
invigorate
WEAK
animate refresh replenish
VERB
fatigue
Synonyms
STRONGEST
disable exhaust jade weaken
STRONG
bedraggle bush debilitate deplete drain droop drop enervate fag fizzle flag languish overtire poop prostrate sag sink succumb take tucker weary
WEAK
burn out knock out peter out poop out wear down
Antonyms
STRONG
activate add aid assist energize fill give grow help increase invigorate pour rise strengthen
WEAK
envigorate refresh
VERB
jade
Synonyms
STRONGEST
disable
STRONG
bedraggle debilitate deplete drain droop drop enervate exhaust fag fizzle flag languish overtire poop prostrate sag sink succumb take tire tucker weaken wear weary
WEAK
burn out knock out peter out poop out wear down wear out
Antonyms
STRONG
activate add aid animate assist energize fill give grow help increase invigorate please pour refresh refuse reject rise strengthen
VERB
languish
Synonyms
STRONGEST
deteriorate dwindle fail faint rot suffer weaken wither
STRONG
brood decline desire despond ebb fade fag flag grieve hanker hunger long pine repine sicken sigh snivel sorrow tucker waste wilt yearn
WEAK
be disregarded be neglected die on vine fag out fizzle out go soft go to pieces knock out waste away
Antonyms
STRONGEST
build develop grow
STRONG
be happy delight despise dislike hate improve increase rise strengthen
WEAK
flourish
VERB
oversleep
Synonyms
STRONG
hibernate languish sleep in
WEAK
crash saw wood zonk out
VERB
sleep
Synonyms
STRONGEST
bed down doze fall asleep languish relax snooze
STRONG
bunk catnap crash dream drowse flop hibernate nap nod oversleep repose rest retire slumber snore yawn
WEAK
catch a wink catch forty winks cop some z's drop off fall out hit the hay hit the sack nod off sack out saw wood take a nap turn in zonk out zzz
Antonyms
STRONGEST
grow
STRONG
be active energize
WEAK
wake waken
VERB
tire out
Synonyms
STRONGEST
exhaust
WEAK
bankrupt burn out debilitate do in drain draw enervate enfeeble fag fatigue frazzle impoverish overdo overexert overextend overfatigue overtire overwork peter out poop poop out prostrate run ragged sap suck dry take it out of tucker use up weaken wear down wear out weary

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Desolate streets and mobile phones that conk out from the heat: what life has been like in Cagliari, a popular Italian vacation spot, recently.

From New York Times • Jul. 20, 2023

It could be the cells in the body reach a critical number of mutations and then conk out.

From BBC • Apr. 13, 2022

The Frames battery has never really made it through the day — they conk out after three hours of constant music streaming at 60 percent volume.

From Washington Post • Aug. 4, 2020

They’d be fairly likely to conk out from boredom before the 5-year-old pilots in.

From Slate • Aug. 24, 2018

“Uh, Shay, you’re pretty sure our boards aren’t suddenly going to conk out, right?” she called softly.

From "Uglies" by Scott Westerfeld