1. black calla ornamental plant of Middle East cultivated for its dark purple spathe
  2. black cherry large North American wild cherry with round black sour edible fruit
  3. blackmailer a criminal who extorts money from someone by threatening to expose embarrassing information about them
  4. black hickory smooth-barked North American hickory with 7 to 9 leaflets bearing a hard-shelled edible nut
  5. black poplar large European poplar
  6. black caraway herb of the Mediterranean region having pungent seeds used like those of caraway
  7. black huckleberry low shrub of the eastern United States bearing shiny black edible fruit; best known of the huckleberries
  8. black cohosh North American bugbane found from Maine and Ontario to Wisconsin and south to Georgia
  9. black humor the juxtaposition of morbid and farcical elements (in writing or drama) to give a disturbing effect
  10. black hole a region of space resulting from the collapse of a star
  11. polo-neck collar a high close-fitting turnover collar
  12. black cock male black grouse
  13. black economy a hidden sector of the economy where private cash transactions go unreported
  14. black-gray of dark grey
  15. black-grey of dark grey
  16. black vulture American vulture smaller than the turkey buzzard
  17. black humour the juxtaposition of morbid and farcical elements (in writing or drama) to give a disturbing effect
  18. black willow North American shrubby willow having dark bark and linear leaves growing close to streams and lakes
  19. black comedy comedy that uses black humor
  20. Black Friar a Roman Catholic friar wearing the black mantle of the Dominican order

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