'dinner' definitions:

Definition of 'dinner'

From: WordNet
noun
The main meal of the day served in the evening or at midday; "dinner will be at 8"; "on Sundays they had a large dinner when they returned from church"
noun
A party of people assembled to have dinner together; "guests should never be late to a dinner party" [syn: dinner, dinner party]

Definition of 'dinner'

From: GCIDE
  • dinner \din"ner\, n. [F. d[^i]ner, fr. d[^i]ner to dine. See Dine.]
  • 1. The principal meal of the day, eaten in some countries about midday, but in others (especially in the U. S. and in large cities) at a later hour. [1913 Webster]
  • 2. An entertainment; a feast. [1913 Webster]
  • A grand political dinner. --Tennyson. [1913 Webster]
  • Note: Dinner is much used, in an obvious sense, either adjectively or as the first part of a compound; as, dinner time, or dinner-time, dinner bell, dinner hour, etc. [1913 Webster]