When a person with Leprosy starts to get gangrene in their penis, which proceeds to slowly decompose and fall off.
My uncle is a leper, and he has one of the most terrible cases of Mexican Green Rocket ever... And he showed me.
by Flypig777 July 29, 2009
Damn, last night I got the worst case of Mexican Purple Rocket last night when my girlfriend gave me a gripping handjob. I think she was mad at me from when I gave her a Cleavland steamer.
by Flypig777 July 29, 2009