A trick men ususally do when messing around with numb-chucks
guy: hey numb-chucks! watch this!
girl:ok!
guy:(tries to look what he's doing and hits himself on the nuts) FUCK!(drops to knees)

narorator: you have been taught the ancient art of numb-nutz.....
by 123burnoutgirl456 March 15, 2009
Get the numb-nutz mug.