stifler

from WordNet (r) 3.0 (2006)

stifler
    n 1: a person who stifles or smothers or suppresses; "he is a
         real conversation stifler"; "I see from all the yawn
         smotherers that it is time to stop" [syn: {stifler},
         {smotherer}]

from The Collaborative International Dictionary of English v.0.48

Stifler \Sti"fler\, n.
   1. One who, or that which, stifles.
      [1913 Webster]

   2. (Mil.) See {Camouflet}.
      [1913 Webster]

[email protected]