n. & v.
n. a fight, struggle, or contest.
v. (combated, combating) 1 intr. engage in combat. 2 tr. engage in combat with. 3 tr. oppose; strive against. combat fatigue a mental disorder caused by stress in wartime combat. single combat a duel.
[ F combat f. combattre f. LL (as COM-, L batuere fight) ]