Source : Webster's Revised Unabridged Dictionary (1913)

Dacoit \Da*coit"\ (d[.a]*koit"), n. [Hind. [dsdot]akait,
   [dsdot][=a]k[=a]yat.]
   One of a class of robbers, in India, who act in gangs.

Source : WordNet®

dacoit
     n : a member of an armed gang of robbers [syn: {dakoit}]