'formalwear' definitions:

Definition of 'formalwear'

From: WordNet
noun
Attire to wear on formal occasions in the evening [syn: formalwear, eveningwear, evening dress, evening clothes]

Definition of 'formalwear'

From: GCIDE
  • formalwear \formalwear\ n. attire to wear on formal occasions in the evening.
  • Syn: eveningwear, evening dress, evening clothes. [WordNet 1.5]