'blue-bottle' definitions:

Definition of 'blue-bottle'

From: GCIDE
  • Bluebottle \Blue"bot`tle\, blue-bottle \blue-bottle\, n.
  • 1. (Bot.) an annual Eurasian plant (Centaurea cyanus) which grows in grain fields; -- called also bachelor's button. It receives its name from its blue bottle-shaped flowers. Varieties cultivated in North America have showy heads of blue or purple or pink or white flowers
  • Syn: cornflower, bachelor's button. [1913 Webster + WordNet 1.5]
  • 2. (Zool.) A large and troublesome species of blowfly ({Musca vomitoria}). Its body is steel blue. [1913 Webster]