Any Gentleman standing on his tip-toes washing his tallywacker off in the sink after anal sex. Usually performed because the female half will not allow re-entry into her vagina without a thorough scrub.
A.J. - "Everything was going well until she made me take a Gentleman's Bird Bath mid-romp. It killed my Woody Wilson."
by F.O.S.F.F. 7O01 May 25, 2015