'Lunch' definitions:

Definition of 'lunch'

From: WordNet
noun
A midday meal [syn: lunch, luncheon, tiffin, dejeuner]
verb
Take the midday meal; "At what time are you lunching?"
verb
Provide a midday meal for; "She lunched us well"

Definition of 'Lunch'

From: GCIDE
  • Lunch \Lunch\ (l[u^]nch), n. [Of uncertain etymol. Cf. Prov. Eng. nunc a lump.] A luncheon; specifically, a light repast between breakfast and dinner, most commonly about noontime. [1913 Webster +PJC]

Definition of 'Lunch'

From: GCIDE
  • Lunch \Lunch\, v. i. [imp. & p. p. Lunched; p. pr. & vb. n. Lunching.] To take luncheon. --Smart. [1913 Webster]

Synonyms of 'lunch'

From: Moby Thesaurus