Butt Bush Share definition Flag When the butt crack hair is more abundant than the hair on ones genitals.. " Man...that nigga-bitch in the low riderr jeans- bent over, and her butt bush fell outa her pants... Butt Bush by Stephanie E Smith October 18, 2008 0 0 Get merch Get the Butt Bush mug. Buy Now — $32.95 See more merch