fall asleep

/fɔl əˌslip/

/fɔl əˈslip/

Other forms: fell asleep; fallen asleep; falling asleep; falls asleep

Definitions of fall asleep

1. verb

   change from a waking to a sleeping state
   “he always falls asleep during lectures”

   synonyms: dope off, doze off, drift off, drop off, drowse off, flake out, nod off

   antonyms:

   wake up

   stop sleeping

   types:

   zonk out

   fall asleep fast, as when one is extremely tired