A member of Congress (in U.S.).
a. 1834. Dow, Serm., III. 137 (Bartl.). Our congressmen, my dear hearers, what are they? Nothing but bloodsuckers upon the cheek of the United States.
1888. Bryce, Amer. Commw., I. xiv. 197, note. The term Congressman is commonly used to describe a member of the House of Representatives, though of course it ought to include senators also.