Definition of bluebill in English:


Line breaks: blue|bill
Pronunciation: /ˈbluːbɪl


1A large African waxbill with a stout metallic blue bill and red and black plumage.
  • Genus Spermophaga, Estrildidae: three species
2Any of a number of ducks with blue bills:
More example sentences
  • Scaup (bluebill) numbers plummeted during the past two decades, falling from a high of more than 7 million in the early 1980s to about 3.4 million this year.
  • When drought hit the prairies and parkland in the mid-1980s, scaup (bluebill) numbers fell below their goal of just over 6 million.
  • The research also determined that body weights of collected bluebills were greater than or similar to estimates from birds collected in the 1980s before the precipitous decline.

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Pronunciation: ˈrɛtrə(ʊ)flɛks
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