When ones nuts(aka. testicles) collide with ones leg creating a loud "clapping" sound.
Look, there goes Steve. He has "clap nuts"
Male on male anal sex whereby the rhythmic pounding creates a pendulum effect and the two ball sacks start clapping together.
My roommate and I decided to try broholing last night and ended up clapping nuts.
I could hear my dad and uncle in the garage clapping nuts.
When you shake your body forward and backward vigorously to make a clapping sound when your testicles smack off your ass and pelvic area
I had the whole party laughing when i did the Nut Clap.
Noun
1. A painfully ignorant person
"This Nut Clap walked up to Chevy HD2500 and said they didn't know they made trucks in High Definition."
When you get smacked in the butt and it reverberates on to your nut or nuts.
He jiggle back clapped my nuts man.