It means minecraft, an addictive sandbox type game where you can do what you want with the main goal simple being to survive. Created by Notch
Me: What you up to?
Him: MC
Him: MC
by ElliotG December 5, 2010
Get the MCmug. by Lillemartin April 21, 2006
Get the MCmug. The act of doing one up the butt resulting in a large amount of shit spewing across the bed and oneself.
by Veronica789 August 14, 2010
Get the MCmug. 
(prefix) 1. related to a McDonald's restaurant, especially the food
2. mediocre or inferior in quality
3. generic
Usage: Append before nouns, verbs, adjectives, or adverbs; the M and the first letter of the original word should be capitalized with no spaces or hyphens
2. mediocre or inferior in quality
3. generic
Usage: Append before nouns, verbs, adjectives, or adverbs; the M and the first letter of the original word should be capitalized with no spaces or hyphens
"This burger McSucks. I don't know why I keep buying these. They're making me McFat, and I know I'll have to McShit in a half hour."
"I got the McCrabs from that McHooker."
"Dang! This McRental doesn't even have a CD player!"
"I got the McCrabs from that McHooker."
"Dang! This McRental doesn't even have a CD player!"
by BeardedFatass October 1, 2004
Get the Mc-mug. by alleeqq July 27, 2010
Get the MCmug. MC stands for Masterbation Cam, the art of masterbating with a significant other or some random chick/dude on a video streaming app. Eg: Skype
by Legostewiedude May 14, 2018
Get the MCmug.