The Collaborative International Dictionary of English v.0.48:

Rajpoot \Raj`poot"\, Rajput \Raj`put"\ (r[aum]j`p[=oo]t"), n.
   [Hind. r[=a]j-p[=u]t, Skr. r[=a]ja-putra king's son.]
   A Hindoo of the second, or royal and military, caste; a
   Kshatriya; especially, an inhabitant of the country of
   Rajpootana, in northern central India.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Rajput
    n 1: a member of the dominant Hindu military caste in northern
         India [syn: Rajput, Rajpoot]