1. blue blood a member of the aristocracy or upper class
  2. blue-blooded belonging to or characteristic of the nobility or aristocracy
  3. blue-blind inability to see the color blue or to distinguish the colors blue and yellow
  4. bulblet small bulb or bulb-shaped growth arising from the leaf axil or in the place of flowers
  5. bad blood a feeling of ill will arousing active hostility
  6. full blood descent from parents both of one pure breed
  7. blue-black of black tinged with blue
  8. full-blood of unmixed ancestry
  9. bluebird blue North American songbird
  10. pureblood having a list of ancestors as proof of being a purebred animal
  11. Bluebeard a monstrous villain who marries seven women
  12. polyploid of a cell or organism having more than twice the haploid number of chromosomes
  13. whole blood blood that has not been modified except for the addition of an anticoagulant
  14. blue-belly common western lizard; seen on logs or rocks
  15. pliability the quality of yielding or adapting readily
  16. polyploidy the condition of being polyploid
  17. bluebell one of the most handsome prairie wildflowers having large erect bell-shaped bluish flowers; of moist places in prairies and fields from eastern Colorado and Nebraska south to New Mexico and Texas
  18. blue bull large Indian antelope
  19. bluebill diving ducks of North America having a bluish-grey bill
  20. blue-violet of violet tinted with blue