- a semiformal evening jacket without tails, usually black with a silk facing over the collar and lapelsUS and Canadian name: tuxedo
WordReference Random House Learner's Dictionary of American English © 2026
WordReference Random House Unabridged Dictionary of American English © 2026
din′ner jack′et,
- Clothingtuxedo (def. 1).
- 1890–95
Collins Concise English Dictionary © HarperCollins Publishers::
dinner jacket n
'dinner jacket' also found in these entries (note: many are not synonyms or translations):