pistachio bush Share definition Flag A slang word used in Eurpoean cultures to reference a lady's genitalia. A derogatory term. My pistachio bush needs pruning.Larry you're a real pistachio bush! pistachio bush by Pistachiolvr October 11, 2013 0 0 Get merch Get the pistachio bush mug. Buy Now — $32.95 See more merch
