A group of people who have nothing better to do with there lives so they just sit around and tease each other!
Haha But either way you wanna put it we still rock!
Haha But either way you wanna put it we still rock!
Examples of Knuckleheads are the following as it states:
Airhead(Quiana),Blondie(Loralye),Brodie(Candice),Mrs.Ganja(Sanonie),Spam(Rosalynn),Lunatic(Angelina),Baka(Jessica),Dumbshit(Sheryll:)
We Rock Major!
Airhead(Quiana),Blondie(Loralye),Brodie(Candice),Mrs.Ganja(Sanonie),Spam(Rosalynn),Lunatic(Angelina),Baka(Jessica),Dumbshit(Sheryll:)
We Rock Major!
by xp_brodie June 28, 2009

From the 1930's (circa). Refers to a person of questionable intelligence. The size of the brain being given relative size of a human knuckle. Similar to pinhead.
by The Phat Doctor December 27, 2004

by Merrily McCarthy July 17, 2003

by J-Wilk May 21, 2007

Engine produced by the Harley Davidson Motorcycle Company from(1936 to 1947). The engine consists of an overhead-valve v-twin design with covers on the valves that resembled knuckles, hence the name of "knucklehead".
by The B-rad October 14, 2006

by Tank238 October 15, 2012

Don't be a knucklehead you understand what's being said.
by Gerard Irick October 21, 2010
