Is a Gay Man's Cock.
P1 - Would you rather have a GMC or BMW?
P2 - A G.M.C.
P1 - You want a Gay Man's Cock? EWWW
GMC aka General Motors Corporation.
For the fans: GMC
I drive a GMC SONOMA.
Person 1: Hey man do you prefer GMC or Ford
Person 2: Well GMC was nicer until Obama
Gargle My Cum
Can be used like smd
bitchy chick: hey asshole.
chill dude: gmc bitch!!!
Garage Man's Companion
Gotta Mechanic Coming
Dude 1: "Whoa, what's with the junker GMC?" Dude 2: "It's my skanky ex wife's stupid useless vehicle. All she ever does is yap about her garage man's companion." Dude 1: "That sucks, man. I thought GMC meant Gotta Mechanic Coming."Dude 2: "That's what my slutbag ex wife said in our bedroom fucking that pindick mechanic!"
Giant Mechanical Cock
She beats her husband with her GMC, which is prolly nuclear-powered and has mad top stops and swagelock fittings