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Definition all-nighter in American English

all-nighter noun

[countable] noun
/ˌɔl ˈnaɪtər/
1

something that continues for the whole night, especially a party

Synonyms and related words
1.1

a whole night that you spend studying while you are in college. You say that you pull an all-nighter when you study all night.

Synonyms and related words
Definition all-nighter in American English