Definitions of snookums - OneLook Ava Richardson • Apr 07, 2026 updates Definitions from Wiktionary (snookums)▸ noun: (informal) A term of endearment, especially for a child.snicklefritz, snooter, snoot, coochy coo, snipper-snapper, poopsy, snapper, snook, sweetums, shnook, more...▸ Word origin▸ Words similar to snookums▸ Usage examples for snookums▸ Idioms related to snookums▸ Civic discussion about snookums (New!)▸ Popular adjectives describing snookums▸ Words that often appear near snookums▸ Rhymes of snookums▸ Invented words related to snookums