1. blue wall the secrecy of police officers who lie or look the other way to protect other police officers
  2. blue whale largest mammal ever known
  3. blue walleye variety inhabiting the Great Lakes
  4. blue law a statute regulating work on Sundays
  5. blue bull large Indian antelope
  6. blowhole a hole for the escape of gas or air
  7. 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
  8. bluebill diving ducks of North America having a bluish-grey bill
  9. bluegill important edible sunfish of eastern and central United States
  10. pale ale an amber colored ale brewed with pale malts
  11. blolly evergreen climbing shrub of southern Florida and West Indies grown for its racemes of fragrant white to creamy flowers followed by globose white succulent berries
  12. Bill Haley United States rock singer who was one of the first to popularize rock'n'roll music (1925-1981)
  13. blue-belly common western lizard; seen on logs or rocks
  14. gable wall the vertical triangular wall between the sloping ends of gable roof
  15. Blue Nile a headstream of the Nile
  16. blowball any of several herbs of the genus Taraxacum having long tap roots and deeply notched leaves and bright yellow flowers followed by fluffy seed balls
  17. palely in a pale manner; without physical or emotional color
  18. blue air the sky as viewed during daylight
  19. blue ash ash of central and southern United States with bluish-green foliage and hard brown wood
  20. blue jay common jay of eastern North America

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