[syn: speaker, talker, utterer, verbalizer, verbaliser]
The Collaborative International Dictionary of English v.0.48:
Utterer \Ut"ter*er\, n.
   One who utters. --Spenser.
   [1913 Webster]
WordNet (r) 3.0 (2006):
utterer
    n 1: an organism that can utter vocal sounds; "an utterer of
         foul oaths"; "is the giraffe a vocalizer?" [syn: utterer,
         vocalizer, vocaliser]
    2: someone who circulates forged banknotes or counterfeit coins
    3: someone who expresses in language; someone who talks
       (especially someone who delivers a public speech or someone
       especially garrulous); "the speaker at commencement"; "an
       utterer of useful maxims" [syn: speaker, talker,
       utterer, verbalizer, verbaliser]