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10.
GMC
Gotta Mechanic Coming?
by Mark Potter July 17, 2003
 
1.
gmc
GMC aka General Motors Corporation.
For the fans: GMC
Gods
Master
Creation
by syklone September 03, 2007
 
2.
GMC
1.
General
Motors
Corporation

2.
Give
Me
Cash
I drive a GMC SONOMA.
by Carman Ghia March 05, 2009
 
3.
GMC
Government
Motors
Company
Person 1: Hey man do you prefer GMC or Ford?
Person 2: Well GMC was nicer until Obama hyjacked it...
by echo2654 September 09, 2009
 
4.
GMC
Gargle My Cum

Can be used like smd
bitchy chick: hey asshole.
chill dude: gmc bitch!!!
by urbandictmehhh May 31, 2011
 
5.
GMC
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!"
by sliptrip December 14, 2011
 
6.
GMC
Giant Mechanical Cock
She beats her husband with her GMC, which is prolly nuclear-powered and has mad top stops and swagelock fittings
by JJ86 February 01, 2008
 
7.
GMC
Grown Man Crying
My mom is not long for this world...GMC.
by KEVIN 11 October 25, 2014