white tie and tails

Từ điển WordNet v3.1 - WordNet Dictionary

noun

formalwear consisting of full evening dress for men
• Syn:
dress suit, full dress, tailcoat, tail coat, tails, white tie
• Hypernyms:
formalwear, eveningwear, evening dress, evening clothes
• Part Meronyms:
swallow-tailed coat, swallowtail, morning coat