Top definition
An act of road rage in which a chewing tobacco user hurls an open canister "usually a soda bottle" full of aged, rancid tobacco spit at a fellow motorist, cyclist or pedestrian
Some asshole cut me off on the way to work so I chucked a hillbilly hand grenade into his open window.
by GoinHAM December 11, 2013
Get the mug
Get a Hillbilly hand grenade mug for your mate Julia.