A large cup of beer (usually consisting a full beer) used in the game of flip cup
. Term can be used interchangeably with "fatty mc" in case there are diesel mcnizzlers in present company, or mcnigger if you are in a daring mood.
Person 1: "yo dawg, you down to go mcniggers right now? I need a nice fatty mcnig to get me nice"
Person 2: "DUDE! CHILL OUT! Tyrell and his boys just rolled in!"
Person 1: "Oh dag.... Tyrell! Down for some fatty mc's?"
Tyrell: *pulls out a shank and proceeds to stab Person 1 profusely*