Senor

from WordNet (r) 3.0 (2006)

Senor
    n 1: a Spanish title or form of address for a man; similar to
         the English `Mr' or `sir'

from The Collaborative International Dictionary of English v.0.48

Senor \Se*[~n]or"\, n. [Sp. Cf. {Senior}.]
   A Spanish title of courtesy corresponding to the English Mr.
   or Sir; also, a gentleman.
   [1913 Webster] Senyora