look up any word, like blumpkin:
An acronym which stands for "middle of the room make-out." This is an act commonly found at parties and clubs, particularly where alcohol is involved. It is similar to the all-popular D.F.M.O
Man, that couple is pullin' a major M.O.T.R.M.O. over there.
by partyinpartyinyeah March 22, 2011