Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “pass out”

pass out

(UNCONSCIOUS) phrasal verb with pass    /pæs/ verb
to become unconscious: He passed out from the heat.
(Definition of pass out (UNCONSCIOUS) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of pass out

Definitions of “pass out” in other dictionaries

Translations of “pass out”

Word of the Day


the skill with which something was made or done

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More