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.
by Zeek77 December 9, 2008
Get the bash mailmug.