1. blue murder an extravagantly loud outcry
  2. bill-me order an order that is received without payment
  3. blue darter bluish-grey North American hawk having a darting flight
  4. like blue murder at top speed
  5. race murder systematic killing of a racial or cultural group
  6. murder unlawful premeditated killing of a human being
  7. blue elder shrub or small tree of western United States having white flowers and blue berries; fruit used in wines and jellies
  8. mass murder the savage and excessive killing of many people
  9. blue marguerite hairy South African or Australian subshrub that has daisylike flowers with blue rays
  10. blue marlin largest marlin
  11. blue peter a blue flag with a white square in the center indicates that the vessel is ready to sail
  12. bluebird blue North American songbird
  13. blameworthy deserving blame or censure as being wrong or evil or injurious
  14. Bluebeard a monstrous villain who marries seven women
  15. plant order the order of plants
  16. bull market a market characterized by rising prices for securities
  17. Baal Merodach the chief Babylonian god; his consort was Sarpanitu
  18. border the boundary of a surface
  19. blue-fruited bearing blue fruit
  20. boarder a tenant in someone's house