Source : Webster's Revised Unabridged Dictionary (1913)

Ricebird \Rice"bird`\, n. (Zo["o]l.)
   (a) The Java sparrow.
   (b) The bobolink.

Source : WordNet®

ricebird
     n 1: migratory American songbird [syn: {bobolink}, {reedbird}, {Dolichonyx
          oryzivorus}]
     2: small finch-like Indonesian weaverbird that frequents rice
        fields [syn: {Java sparrow}, {Java finch}, {Padda
        oryzivora}]