all-nighter

noun all-night·er \ ˈȯl-ˈnī-tər \

Definition of all-nighter

:something that lasts all night; specifically :an all-night study session

First Known Use of all-nighter

1870



ALL-NIGHTER Defined for English Language Learners

all-nighter

noun

Definition of all-nighter for English Language Learners

  • : a night during which someone works on something instead of sleeping


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