RhymeZone: kiddish definitions

Definitions of kiddish:

adjective: (informal) Childish; immature.
adjective: (informal) Of, like, or suitable for a child.
noun: (rare) Alternative spelling of kiddush [A blessing recited over wine or grape juice in commemoration of the sanctity of the Shabbat or other Jewish holy day.]

(Definitions from Wiktionary)