Definitions by L Scotty III

Glazing a knuckle 

(Verb) The act in which pre-ejaculatory fluids secret from the tip of the penis during male masturbation creating a donut like glaze over the knuckles.

"Hey do you know where Jim is?"
"Yeah, he's upstairs Glazing a knuckle"

Glazing a knuckle by L Scotty III May 22, 2015