A strong or stupid person. Like someone on steroids or a caveman that can only grunt to communicate.
Call off your knuckle-draggers. Justin will pay you whatever you want.
Justin is a knuckle dragger. He believes everything on the internet is fact.
Justin is a knuckle dragger. He believes everything on the internet is fact.
by Lagz November 06, 2013
by lagz November 23, 2003