zonk out

English Thesaurus

1. fall asleep fast, as when one is extremely tired (verb.body)

hypernym	:	dope off, doze off, drift off, drop off, drowse off, fall asleep, flake out, nod off,
definition	:	change from a waking to a sleeping state (verb.body)

2. lose consciousness due to a sudden trauma, for example (verb.body)

hypernym	:	change state, turn,
definition	:	undergo a transformation or a change of position or action (verb.change)

hyponym	:	conk, faint, pass out, swoon,
definition	:	pass out from weakness, physical or emotional distress due to a loss of blood supply to the brain (verb.body)

derivation	:	blackout,
definition	:	a momentary loss of consciousness (noun.cognition)

derivation	:	blackout,
definition	:	a momentary loss of consciousness (noun.cognition)