The Collaborative International Dictionary of English v.0.48:

Duse \Duse\, n.
   A demon or spirit. See Deuce.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Duse
    n 1: Italian actress best known for her performances in tragic
         roles (1858-1924) [syn: Duse, Eleonora Duse]