Source : Webster's Revised Unabridged Dictionary (1913)

Rajah \Ra"jah\, n. [Hind. r[=a]j[=a], Skr. r[=a]jan, akin to L.
   rex, regis. See {Regal}, a.]
   A native prince or king; also, a landholder or person of
   importance in the agricultural districts. [India]

Source : WordNet®

rajah
     n : a Hindu prince or king in India [syn: {raja}]