When two men choose to engage in mutual masturbation, implementing a "thumb war" grip and jerking themselves off simultaneously, locked at the knuckles.
Since he had a girlfriend, the young man decided to knuckle up with a buddy.
Eye contact is essential! Spit on the knuckles of each hand, take the clitoris in between the knuckles and slide both of the knuckles up and down gently but firmly.
Lady: Will you Spit Knuckle me, please?
Me: I thought you'd never ask!
A gay rolloff driver who likes to fist other men
The trash man was a white knuckle queer for me
A gay rolloff driver Who likes to fist other man.
The trash man was such a white knuckle queer
A carpel-tunnel like disability that is caused after driving for a long amount of time with your hands tightly gripping the wheel.
I've been driving for like 19 hours now and my hands hurt, I think I'm getting steering knuckle.
when a man or a woman is sitting on the toilet and they start to finger there asshole and they dip there knuckles in the toilet bowl water
"what took so long in the bathroom?"
"I was about half a finger in and I had to stop"
"why? you get wet knuckles?"
"yea"