Definition, Meaning & Synonyms
out-like-a-light
idiom
/aʊt laɪk ə laɪt/

Definition
To fall asleep very quickly or suddenly.

Examples
- After studying all night, she went to bed and was out like a light.
- The kids were so tired from playing that they were out like a light as soon as their heads hit the pillows.

Meaning
This idiom describes a situation where someone falls asleep almost immediately, as if turned off like a light.

Synonyms
- Fast asleep
- Asleep in an instant
- Out cold