When your balls swing to and fro, hitting your grundle and the womans mound when giving her a furious pounding resulting in a a pleasant "shuck-shuck-shuck" sound.
by The Nut Slapper August 31, 2006
by dixietuff September 19, 2009
To rub your nuts with your hand and slap somebody. If done to a fucktard the correct term is fucktarded.
by Skyler Deer Bitch! August 13, 2004
Exclaimed when frustrated or annoyed, like 'ball ache'.
by The Mental Masher February 2, 2011
"Dude, me and Al were totally about to Eifel Tower Shawna when we nut slapped and lost all sexual desire."
by pimp-pimpedy-pimp-pimp December 7, 2003
The act of oral/doggy style sex, while the nuts engage in slapping the under-chin or clitoris of the female party.
The doctor said I can't get laid for three weeks because I nut-slapped my girlfriend so hard, her clit turned black and blue.
by Doodie187 October 1, 2014
When two male social workers meet, they must tug their scrotums back and then (on the count of three) slap their nutsacks together by way of greeting. It's obligatory the first time they meet and optional each time therafter.
by King of Battle August 26, 2010