1. black ice a thin coating of ice on a road or sidewalk
  2. Black Sea a sea between Europe and Asia
  3. blackface the makeup used by a performer in order to imitate a Negro
  4. blockhouse a stronghold that is reinforced for protection from enemy fire; with apertures for defensive fire
  5. Black race a dark-skinned race
  6. blackjack a gambling game using cards
  7. black eye a swollen bruise caused by a blow to the eye
  8. black tie a black bow tie worn with a dinner jacket
  9. black-tie moderately formal; requiring a dinner jacket
  10. pack ice a large expanse of floating ice
  11. black bee dark-colored ill-tempered honeybee supposedly of German origin
  12. blackish of something that is somewhat black
  13. placate cause to be more favorably inclined
  14. black sage an aromatic plant with wooly leaves found in southern California and Mexico
  15. black hole a region of space resulting from the collapse of a star
  16. blackness total absence of light
  17. blackseed grass native to West Indies but common in southern United States having tufted wiry stems often infested with a dark fungus
  18. Pollachius pollack
  19. blacklist a record of people or things that are banned or out of favor
  20. black being of the achromatic color of maximum darkness