tuxedo

• POS: Noun
• HYPHEN: Tux=e=do

CIDE DICTIONARY

tuxedo, 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 facing on the lapels; -- so named after a fashionable country club at Tuxedo Park, New York.  [Webster 1913 Suppl.]
•  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.  [PJC]

OXFORD DICTIONARY

tuxedo, n. (pl. -os or -oes) US 1 a dinner-jacket.
2 a suit of clothes including this.

Etymology

after a country club at Tuxedo Park, New York