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

canny \can"ny\, cannei \can"nei\, a. cf. icel. kenn skilled,
   learned, or e. canny. cf. kenn. north of eng.  scot.
   1. artful; cunning; shrewd; wary.
      1913 webster

   2. skillful; knowing; capable. --sir w. scott.
      1913 webster

   3. cautious; prudent; safe.. --ramsay.
      1913 webster

   4. having pleasing or useful qualities; gentle. --burns.
      1913 webster

   5. reputed to have magical powers. --sir w. scott.
      1913 webster

   no canny, not safe, not fortunate; unpropitious. scot.
      1913 webster
see also:
kenn no canny 

[2] : WordNet (r) 2.0

canny
     adj : showing self-interest and shrewdness in dealing with others;
           "a cagey lawyer"; "too clever to be sound" syn: cagey,
            cagy, clever
     also: canniest, cannier
see also:
cagey cagy clever canniest cannier 

[3] : Moby Thesaurus II by Grady Ward, 1.0

112 moby thesaurus words for "canny":
   byzantine, machiavellian, machiavellic, scotch, acute, adroit,
   arch, artful, astute, cagey, calculating, careful, cautious, chary,
   cheeseparing, circumspect, clever, conserving, crafty, cunning,
   cute, deceitful, deep, deep-laid, deliberate, designing, devious,
   dexterous, diplomatic, discreet, economic, economical, economizing,
   feline, forehanded, foxy, frugal, gingerly, guarded, guileful,
   heedful, hep, hesitant, ingenious, insidious, inventive, judicious,
   knowing, labor-saving, leaving out nothing, mindful, money-saving,
   nimble-witted, noncommittal, on guard, overlooking no possibility,
   parsimonious, pawky, penny-wise, politic, provident, prudent,
   prudential, quick, quick-witted, ready, regardful, resourceful,
   safe, saving, scheming, scrimping, serpentine, sharp, sharp-witted,
   shifty, shrewd, skimping, slick, slim, slippery, slow to act, sly,
   smart, smooth, snaky, sneaky, sophistical, spare, sparing,
   stealthy, strategic, subtile, subtle, supple, tactical, tentative,
   thorough, thrifty, time-saving, trickish, tricksy, tricky,
   unadventurous, uncommunicative, undaring, unenterprising,
   unprecipitate, unwasteful, vulpine, wary, wily

Canny >> C Words
Canny, definition of term: Canny
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