DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   streak
       n 1: an unbroken series of events; "had a streak of bad luck";
            "Nicklaus had a run of birdies" [syn: streak, run]
       2: a distinctive characteristic; "he has a stubborn streak"; "a
          streak of wildness"
       3: a narrow marking of a different color or texture from the
          background; "a green toad with small black stripes or bars";
          "may the Stars and Stripes forever wave" [syn: stripe,
          streak, bar]
       4: a sudden flash (as of lightning)
       v 1: move quickly in a straight line; "The plane streaked across
            the sky"
       2: run naked in a public place
       3: mark with spots or blotches of different color or shades of
          color as if stained [syn: mottle, streak, blotch]