‖n.; pl. Culs-de-sac [ F., lit., bottom of a bag. ] [ 1913 Webster ]
1. A passage with only one outlet, as a street closed at one end; a blind alley; hence, a trap. [ 1913 Webster ]
2. (Mil.) a position in which an army finds itself with no way of exit but to the front. [ 1913 Webster ]
3. (Anat.) Any bag-shaped or tubular cavity, vessel, or organ, open only at one end. [ 1913 Webster ]