1. What a man does when his penis
erects into a throbbing, veiny, pulsating, kinetic hard-on
, stroking the shaft repeatedly up and down with his hand until the penis
barfs up massive amounts of white-nut vomit
in either a clean, streaming squirt or in a gelatonous, oozing mass.
2. To make one's dick
sneeze, throw up, explode, ejaculate
, cough up white blood, splooge
, climax, orgasm
, erupt, belch, detonate, spew, or spit, possibly on another person's face.
3. A person who amounts to nothing, or should not be taken seriously.
1. "Boy, I just watched too much Full House, I need to go jack off".
2. ".. and then she got down on her knees and I jacked off all over her face".
3. "Dude, you need to get up off of your ass and quit watching gay porn, you good for nothing jack off".