'Luncheon' definitions:

Definition of 'luncheon'

From: WordNet
noun
A midday meal [syn: lunch, luncheon, tiffin, dejeuner]

Definition of 'Luncheon'

From: GCIDE
  • Luncheon \Lunch"eon\, n. [Prov. E. luncheon, lunchion, lunshin, a large lump of food, fr. lunch. See Lunch.] [1913 Webster]
  • 1. A lump of food. [Prov. Eng.] [1913 Webster]
  • 2. A portion of food taken at any time except at a regular meal. [obsolescnet] [1913 Webster]
  • 3. A lunch, especially one organized by a group as a formal social gathering. [PJC]

Definition of 'Luncheon'

From: GCIDE
  • Luncheon \Lunch"eon\, v. i. To take luncheon. --Beaconsfield. [1913 Webster]

Synonyms of 'luncheon'

From: Moby Thesaurus