From Longman Dictionary of Contemporary EnglishChristmas dinnerˌChristmas ˈdinner noun [countable] DFa special meal that people eat on Christmas Day
Examples from the Corpus
Christmas dinner• It was the man they had been talking about at Christmas dinner.• The year before he'd had scrambled eggs for Christmas dinner and no presents.• We did not always eat turkey for Christmas dinner.• When Joe was asked to join the First Family each year for Christmas dinner, it posed a dilemma.• I wish she would show me how to get through homework and adolescence instead of just Christmas dinner for 40.• Larry repeated, digging out some food bags that would get these men through Christmas dinner.• She said she invited Brown to Christmas dinner at her home and he refused. 