Added 10 October 2026 nosh-up noun Categories: Food & Drink noun ! Definition from Wiktionary (CC BY-SA). More about nosh-up at Wordnik → Where our words come from → A feast; a hearty meal. Related Words: noshingnoshmunchsnortsnatchtuck-outblowoutblunchsnoozapaloozasuppingscoffnoonsie Back to today's word