to press one's bare ass up against a window of sorts, often in a moving vehicle, for the purpose of displaying it to the unfortunate fellows on the other side of the window.
by brandon hall November 30, 2005
Jamie decided he was going to press ham on the window at the local Mc Donald's and all the cheerleaders screamed.
by Eddie Bell May 27, 2008
by William Wells December 12, 2005
by Ivan January 23, 2004