1. a BJ or HJ that does not get finished, named after the initials of M. Judges. See also to pull a judges.
by the finisher June 2, 2008
 Get the MJmug.
Get the MJmug. Wow, Shut the fuck up MJ!
by AngryBeaver March 22, 2009
 Get the MJmug.
Get the MJmug.  Get the MJmug.
Get the MJmug. by BigOleSack1986 March 24, 2008
 Get the MJmug.
Get the MJmug. Michael Johnston, looks like a penis with a dirty stash. Someday he will shave it. His girlfriend has fat rolls, i fucked them. e loves em fat, and plays with his bat. He also scissors dayly:)
hey MJ, what a fag.
by flashito May 21, 2008
 Get the MJmug.
Get the MJmug. by Ric March 6, 2004
 Get the MJmug.
Get the MJmug.