"GMGP" stands for "I'm a General using this Machine Gun with fucking Purpose" used for a gun named "GPMG" (General-purpose machine gun) as a joke by British Soldiers.
A: And what is this gun called Private?
B: That is an "GPMG", or as I love to call it "GMGP"... "I'm a General using this Machine Gun with fucking Purpose"
B: That is an "GPMG", or as I love to call it "GMGP"... "I'm a General using this Machine Gun with fucking Purpose"
by keezishere April 23, 2021