DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   haw
       n 1: a spring-flowering shrub or small tree of the genus
            Crataegus [syn: hawthorn, haw]
       2: the nictitating membrane of a horse
       v 1: utter `haw'; "he hemmed and hawed"