hedger

from WordNet (r) 3.0 (2006)

hedger
    n 1: a respondent who avoids giving a clear direct answer [syn:
         {hedger}, {equivocator}, {tergiversator}]
    2: someone who counterbalances one transaction (as a bet)
       against another in order to protect against loss
    3: a gardener who takes care of and trims hedges

from The Collaborative International Dictionary of English v.0.48

Hedger \Hedg"er\, n.
   One who makes or mends hedges; also, one who hedges, as, in
   betting.
   [1913 Webster]