From Yiddish נאַשן (nashn), from Middle High German naschen (“nibble”) (which is also the parent of German naschen), from Old High German naskōn (“to nibble; parasite”), from Proto-Germanic *hnaskōną (“to weaken; make soft; tenderise”). Related to nesh.
nosh (plural noshes)
- (intransitive, usually with on) To eat a snack or light meal.
- They were noshing on fruit.
- (slang, Britain) To perform fellatio (on); to blow.