Meaning

noun (Yiddish) a snack or light meal

verb eat a snack; eat lightly

originFrom 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-West Germanic *hnaskwōn (“to weaken; make soft; tenderise”). Doublet of nesh.

Etymology from Wiktionary, CC BY-SA 3.0