Bān'dīt, n.

n.; pl. BĀN'DĪTS or BAN-DĪT'TĪ. [It. bandito, outlaw, p. p. of bandire, to proclaim, to banish, proscribe, Pr. & Sp. bandir; Fr. bannir. See BAN and ABANDON.] A lawless or desperate fellow; a robber; a brigand. “Hungry banditti.” W. Scott.

No savage fierce, bandit, or mountaineer, Will dare to soil her virgin purity. Milton.

The plural banditti is sometimes used as a collective noun.