shouter

from WordNet (r) 3.0 (2006)
shouter
    n 1: someone who communicates vocally in a very loud voice [syn:
         {roarer}, {bawler}, {bellower}, {screamer}, {screecher},
         {shouter}, {yeller}]
    
from The Collaborative International Dictionary of English v.0.48
Shouter \Shout"er\, n.
   One who shouts.
   [1913 Webster]
    

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