Webster’s Revised Unabridged Dictionary · 1913
Fighting
Fight′ing, a. 1. Qualified for war; fit for battle.
An host of fighting men. 2 Chron. xxvi. 11.
2. Occupied in war; being the scene of a battle; as, a fighting field. Pope.
A fighting chance, one dependent upon the issue of a struggle. [Colloq.] — Fighting crab (Zoöl.), the fiddler crab. — Fighting fish (Zoöl.), a remarkably pugnacious East Indian fish (Betta pugnax), reared by the Siamese for spectacular fish fights.