01 n. A kind of black jacket for semiformal evening dress made without tails, usually of black or dark blue color and having satin or grosgrain f…
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1.
A kind of black jacket for semiformal evening dress made without tails, usually of black or dark blue color and having satin or grosgrain facing on the lapels; -- so named after a fashionable country club at Tuxedo Park, New York.[U. S.]
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2.
The complete semiformal evening suit, including the tuxedo jacket, matching trousers, and black bow tie, and usually including a cummerbund; -- the style of shirt worn with this suit varies, and the outfit may include a dickey.