1. blue jay common jay of eastern North America
  2. biology the science that studies living organisms
  3. pledge a binding commitment to do or give or refrain from something
  4. bulgy curving outward
  5. blue jack small salmon of northern Pacific coasts and the Great Lakes
  6. blue jean (usually plural) close-fitting trousers of heavy denim for manual work or casual wear
  7. blue jet atmospheric discharges (lasting 10 msec) bursting from the tops of giant storm clouds in blue cones that widen as they flash upward
  8. bulge swell or protrude outwards
  9. bilge where the sides of the vessel curve in to form the bottom
  10. pledgee someone to whom a pledge is made or someone with whom something is deposited as a pledge
  11. blue joke an indelicate joke
  12. bilgy smelling like bilge water
  13. blue sage sage of western North America to Central America having violet-blue flowers; widespread in cultivation
  14. blue law a statute regulating work on Sundays
  15. bluegill important edible sunfish of eastern and central United States
  16. pelage growth of hair or wool or fur covering the body of an animal
  17. bludgeon a club used as a weapon
  18. plage the beach at a seaside resort
  19. blue wall the secrecy of police officers who lie or look the other way to protect other police officers
  20. pillage steal goods; take as spoils