Kenny Blowjob
A Kenny blowjob is when a girl sucks a dick and moans as she does it, making her sound muffled. Much like how the character Kenny McCormick muffles when he is talking.
“Dude, my girlfriend gave me a Kenny Blowjob last night”
kenny g blowjob
A blowjob so dull and boring that you fall asleep before you cum.
Don't go out with Lisa: she'll give you a kenny g blowjob and you'll sleep through the entire thing!