A.T.M. means Ass To Mouth. As in, your banging a chick in the ass, you pull it out and she gives you head.
by ItIsI November 9, 2012
Get the A.T.M.mug. by Stevie B. From Dirty Jerz November 16, 2004
Get the A.T.M.mug. by Stevie B. From Dirty Jerz November 10, 2004
Get the A.T.M.mug. by Sethzky October 20, 2008
Get the A.T.M.mug. by FDameion August 29, 2010
Get the A.T.Mmug. 