When something disgusts you and you twitch so much you spin your head around and almost snap your neck, making a facial impression like a weasel.
Person: "If I have to watch another 20 minutes of this gak I'll chew my ass off it's own hinges"
Person 2: "What're you watching?"
Person: "This show about colostomy bags"
Person 2: "Ack! WEEZIL!" *Twitches*
when a man consumes a large amount of methamphetamine, then tries to engage in any form of sexuall intercourse, but his weeiner turns into a gummie worm and will not get hard.
girl i was so excited when monndo came over, we layed in my bed and the motha fuka had speed weenie. chump ass commin here wit dat shit uh uhh