gristle missile 

A male appendage (penis) which when erect can be used for delivery of a deadly payload of "man-milk"

Man; I would sure like to give her a shot in the whiskers with my gristle missile.

gristle missile by scenedad August 1, 2008

grissle missle 

The meaty part of the male body, also known as the DICK, or the PENIS or the CHOAD, or the HAMMER, when operated in an attacking manner.

Hey Buck, did the Grissle Missle hit it's target in the middle of the night?

grissle missle by Dr, James Dillrod October 5, 2006