The Collaborative International Dictionary of English v.0.48:

Blackamoor \Black"a*moor\, n. [Black + Moor.]
   A negro or negress. --Shak.
   [1913 Webster] black and blue

WordNet (r) 3.0 (2006):

blackamoor
    n 1: a person with dark skin who comes from Africa (or whose
         ancestors came from Africa) [syn: Black, Black person,
         blackamoor, Negro, Negroid]