1. 
[syn: chancy, fluky, flukey, iffy]
The Collaborative International Dictionary of English v.0.48:
Fluky \Fluk"y\, a.
   Formed like, or having, a fluke.
   [1913 Webster]
WordNet (r) 3.0 (2006):
fluky
    adj 1: subject to accident or chance or change; "a chancy appeal
           at best"; "getting that job was definitely fluky"; "a
           fluky wind"; "an iffy proposition" [syn: chancy,
           fluky, flukey, iffy]
Moby Thesaurus II by Grady Ward, 1.0:
25 Moby Thesaurus words for "fluky":
   accidental, adventitious, aleatory, casual, causeless, chance,
   chancy, contingent, destinal, dicey, fatal, fatidic, fortuitous,
   iffy, incidental, indeterminate, odd, risky, uncaused,
   undetermined, unexpected, unforeseeable, unforeseen, unlooked-for,
   unpredictable