[1] : The Collaborative International Dictionary of English v.0.48

ruiner \ru"iner\, n.
   one who, or that which, ruins.
   1913 webster

[2] : WordNet (r) 2.0

ruiner
     n : a person who destroys or ruins or lays waste to; "a
         destroyer of the environment"; "jealousy was his undoer";
         "uprooters of gravestones" syn: destroyer, undoer, waster,
          uprooter
see also:
destroyer undoer waster uprooter 

Ruiner >> R Words
Ruiner, definition of term: Ruiner
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