Dictionary:

gamy

  (gā'mē)

1. 1. Having the flavor or odor of game, especially game that is slightly spoiled.
   2. Ill-smelling; rank.
2. Showing an unyielding spirit; plucky: a gamy little mare that loved to run.
3. 1. Corrupt; tainted: “those considerable forces in America that appear to be tired of the old politics (particularly the gamy municipal variety)” (Tom Wicker).
   2. Sordid; seamy.
   3. Sexually suggestive; racy.

The adjective has 3 meanings:

Meaning #1: suggestive of sexual impropriety
  Synonyms: blue, gamey, juicy, naughty, racy, risque, spicy

Meaning #2: used of the smell of game beginning to taint
  Synonyms: gamey, high

Meaning #3: willing to face danger
  Synonyms: game, gamey, gritty, mettlesome, spirited, spunky