Java sparrow

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A small gray bird (Padda oryzivora) that has a black-and-white head, is native to tropical Asia, and is popular as a cage bird.

from The Century Dictionary.

• noun See sparrow.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun ornithology A species of finch Padda oryzivora, native of Java, but very commonly kept as a cage bird.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun small finch-like Indonesian weaverbird that frequents rice fields