zonks out
Suddenly loses consciousness
Zonks out means to fall asleep suddenly or become unconscious, usually from exhaustion or intoxication: He zonked out on the couch after his shift.
The related adjective zonked describes someone deeply asleep or in a stupor.
The word suggests collapse rather than gradual drowsiness—you don't ease into sleep, you drop into it.
- dead to the worldDeeply, unrousably asleep
- snoozeLight brief sleep
- catches some z'sSleeps briefly
- napBrief daytime rest
- dozeBrief light rest
crash · hit the sack · hits the hay · sawing logs · sleep like a log · slumber · pooped · dazed · drops off · falls asleep · nod · dead tired · rest · fatigued · drained · running on empty · dreamy · weary
- falling asleepfell asleep, dozes, dozed off, nods off, nodded off
energy level/activity
zonks outrevs up
Increases engine speed
kicks into gear · powers up · fires up · stays up · soldiers on