MG 

MG means "My God".

MG! How the hell did you forget our passports at the Airport.

MG by Pixelific February 18, 2017

MG 

A British motoring company, now run by BMW (And merged with another comapny, Rover.) It's 50's and 60's heyday saw it dominate the world sportscar market, along with the Jaguar XK120, prompting the United States to start making sportcars, which GM did with the corvette.

The MG TF, Midget, ZF etc.

MG by Kung-Fu Jesus May 3, 2004

MG 

My Guy, A Partner, A Friend, A Guy Friend, Short Meaning For My Guy

Yo Whats Up "MG" How Are You Doing
"MG" Can You Pass Me The Paper Towel

MG by FwLr_Daruing April 6, 2021

MG 

A total Studgod, masterful in every way. Great King and Ruler, loved by women and adored by children, envied by men for being so awesome and wealthy and having a big unit and balls of steel.

I hope when I grow up I can be a MG.

They all bowed down to his great MGness and kissed his butt.

The baseball star was a real MG.

The women dream of being with MG.

The football player was trying to become a MG.

MG by bigbhtuan October 23, 2007

MG 

abbreviation for morning glory; Morning glory means that you wake up with such a strong erection you have to walk in a slouched way.

When i have MG i tend to try avoid my family

MG by tory borty May 8, 2013

MG 

MG, Meaning, "Muzzle Gang"
It was a huge active gang when it first started in the antarctican hood of zimbabwe in 2010 at 7:30pm.
It was as active as 39 MEMBERS!

Tr1ppy: Aye you seem them Muzzle Gang members down their?
H5: Yuh, LETS GO BOOM THEM MGK
Tr1ppy: BET
*booms MG and bites*
.
.
.
.
.

MG by Kid H5 November 20, 2022

mg 

Milligrams; an abbreviation used to describe amount/weight.

10 mg of acid

mg by JustAcceptIt18 March 3, 2004