What does bumpy knuckles mean?

bumpy knuckles meaning in Urban Dictionary

rough knuckles, AKA freddie foxxx, is from NY. among the real underground rappers. caused dj premier, biggie smalls, gangstarr, M.O.P. and lots of additional. he raps about thug shit and it has probably one of the most within face designs known to rapping. freddie foxxx ended up being natural. a number of their best tracks feature, the chancesellor, p.a.i.n.e., tell 'em im right here, and gangstarr's - the militia.