'dueller' definitions:

Definition of 'dueller'

(from WordNet)
noun
A person who fights duels [syn: dueler, dueller, duelist, duellist]

Definition of 'dueller'

From: GCIDE
  • Dueler \Du"el*er\, n. One who engages in a duel. [R.] [Written also dueller.] --South. [1913 Webster]