Warfare War"fare`, n. [War + OE. fare a journey, a passage, course, AS. faru. See Fare, n.] 1. Military service; military life; contest carried on by enemies; hostilities; war. The Philistines gathered their armies together for warfare, to fight with Israel. --I Sam. xxviii. 1. This day from battle rest; Faithful hath been your warfare. --Milton. 2. Contest; struggle. The weapons of our warfare are not carnal. --2 Cor. x. 4., Warfare War"fare`, v. i. To lead a military life; to carry on continual wars. --Camden.