battle_axe
A middle-aged or elderly female of unpleasant disposition. Used most often to describe a boss or relative you don't like.
Oh, I can't play golf with you this afternoon. My wife's mother is coming over -- and I've got to try to be nice to the old battle axe!
or:
Mrs. Maloney's keeping the whole department working this weekend and says no one can take vacation time until these orders are processed -- the old battle axe!
or:
Mrs. Maloney's keeping the whole department working this weekend and says no one can take vacation time until these orders are processed -- the old battle axe!