gravelease Share definition Flag to ease off one side of the road, then quickly jerk the wheel to throw rocks and other debree on the shithead tailgating you. Hey what's he thinkin getting on my ass. Shit give that bitch a gravelease> gravelease by Bill H. February 9, 2006 0 0 Get merch Get the gravelease mug. Buy Now — $32.95 See more merch