DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   dike
       n 1: (slang) offensive term for a lesbian who is noticeably
            masculine [syn: butch, dike, dyke]
       2: a barrier constructed to contain the flow of water or to keep
          out the sea [syn: dam, dike, dyke]
       v 1: enclose with a dike; "dike the land to protect it from
            water" [syn: dike, dyke]