When your penis has been insulted so much by, lovers, potential lovers, other males/students/peers, that what little blood you already had flowing into it now stops, cutting off your circulation and causing your penis to, blacken, shrivel, dry up, and then promptly fall off. This then spreads to other parts of the body until death but, you are writhing in SO much pain from your overly circumcised chumpy chode, that you don't even notice it.
1. A term sometimes used in place of "erection" or "boner"
2. Something you say when you need something really random in order to distract someone, often used to make a hasty escape.
*Mostly said in the rhythm of the Old Spice commercial in which Terry Crews says "Pa-pa-pa-pa-power!" (straight-up-gang-ster-penis!)
*Variations include down-right gangter penis, boomeranger gangster penis, and upsided perfect penis
1. Lukas: Ok so if Ben is 2 years younger than Isaiah, and Katie is 5 years older than twice Isaiah's age, and Thomas is currently 1/2 of Katie's age away from being an adult, how long will it be until Thomas is a teenager?
Me:... Well i'd have to say... as long as it takes for him to get a straight up gangster penis!
2.Some guy with a gun: AYO BITCH IMA SHOOT YOUR ASS!
Me: ....Straight up gangster penis!
Some guy with a gun: ...umm... LOLWUT!?
Me: *runs*
Gangrenous penis is where a male's penis is restricted from having blood flow for so long that it dies, causing the tissue to rot while attached to the body.