when someone, usually a friend sends you an email criticizing you or your affiliates. This mail usually is of a degrading message sometimes to cause harmless teasing or sometimes of a serious note.
My hockey has lost 9 games in a row, and they are out of the playoffs and my buddy just sent me bash mail bugging me about it, the prick.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.