by LandOfTheEast January 24, 2015
 Get the Mainstermug.
Get the Mainstermug. a hipster monster, a person that goes the extra mile to be a hipster and ends up looking like a dumbass
by freshness/doom2036 November 7, 2011
 Get the mainstermug.
Get the mainstermug.  Get the Mainstermug.
Get the Mainstermug.  Get the mainstermug.
Get the mainstermug.