To punch someone in the nuts. This is in contrast to roshambo-ing which refers to kicking someone in the nuts.
If you keep it up, you're going to get a junkpunch!
by Biggiehaines November 16, 2006
I got so mad at that hoe i wanted to give her a junkpunch.
"oww my balls hurt!"
"why?"
"tori just gave me a junkpunch!"
"oww my balls hurt!"
"why?"
"tori just gave me a junkpunch!"
by Tori Tampon December 6, 2008
by Ohbabyy. November 15, 2009