Zonk out has 3 different meanings across 1 category:
Verb
Verb
1
lose consciousness due to a sudden trauma, for example
2
fall asleep fast, as when one is extremely tired
"after the long drive, we zonked out and slept for 10 hours"
3
To fall suddenly into a very deep sleep.
Broader Terms (hypernyms)
Narrower Terms (hyponyms)