Top Definition
When a ginger gets an erection. Mimicking the fiery awesomeness of a rocket taking off.
After many attempts Joe had a successful rocket launch.
by Rein UDK September 08, 2010
1 more definition
When a guy sticks his penis so far up your vagina it goes out the other end to your asshole.

or vice versa. from your ass to your vagina.
my ass is sore.
because I got rocket launched last night.

I got rocked launched so hard the other day I had to get stiches!
by ceara, dezi and erin November 29, 2007

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