to try and stick your penis in somebody while there clothes are still on.
i'm gonna jonny rocket your ass
When one person performs cunnilingus on somebody's fat mother, they often get a smelly mould on there teeth after, this then dangles down of the persons teeth making them look like rockets.
"Hey, Jason West you scrubber! I know you got touched by Glen when you was younger, that is why you licked out boo-boos mum after! you got some sick ass Jonny rocket teeth!"