Postman \Post"man\, n.; pl. {Postmen}. 1. A post or courier; a letter carrier. [1913 Webster] 2. (Eng. Law) One of the two most experienced barristers in the Court of Exchequer, who have precedence in motions; -- so called from the place where he sits. The other of the two is called the tubman. --Whishaw. [1913 Webster]