Yagadaboush Share definition Flag Bay Area word meaning "lets do this" or alright, or in certain cases sweet or sick. Longer version of Yagaboush. "Yo, P u ready to roll to the mall" "Yagadaboush bro" Yagadaboush by Thizz Man November 9, 2006 Get the Yagadaboush mug.