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Definitions

fall asleep

VERB
sleep
Synonyms
STRONGEST
bed down doze 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 conk out 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

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.

She’d chugged a Red Bull, which she never did, and couldn’t fall asleep.

From Los Angeles Times • Apr. 3, 2026

Lydia, 37, said the dog-loving family were all "up and showered" at 04:30 and Caitlyn did not fall asleep until she got back to her home at 19:30.

From BBC • Mar. 9, 2026

Insomnia makes it hard to fall asleep or stay asleep.

From Science Daily • Mar. 1, 2026

“I was like, ‘How could you fall asleep?

From Los Angeles Times • Feb. 27, 2026

Hanako knew that if she hesitated for even a second, she would fall asleep right where she was.

From "A Place to Belong" by Cynthia Kadohata