The Collaborative International Dictionary of English v.0.48:

Catty \Cat"ty\, n. [Malay kat[imac]. See Caddy.]
   An East Indian Weight of 11/3 pounds.
   [1913 Webster] catty-corner

WordNet (r) 3.0 (2006):

catty
    adj 1: marked by or arising from malice; "a catty remark" [syn:
           bitchy, catty, cattish]
    n 1: any of various units of weight used in southeastern Asia
         (especially a Chinese measure equal to 500 grams) [syn:
         catty, cattie]

Moby Thesaurus II by Grady Ward, 1.0:

65 Moby Thesaurus words for "catty":
   abusive, active, back-biting, belittling, bitchy, brisk,
   calumniatory, calumnious, catlike, cattish, censorious,
   contemptuous, contumelious, defamatory, deprecatory, depreciative,
   depreciatory, derisive, derisory, derogative, derogatory,
   despiteful, detractory, disparaging, evil, felid, feline, fretful,
   furtive, hateful, kittenish, leonine, libelous, lionlike, lively,
   malevolent, minimizing, nagging, naggy, nimble, peevish,
   pejorative, pettish, petulant, querulous, rancorous, resentful,
   ridiculing, scandalous, scurrile, scurrilous, shrewish, slanderous,
   slighting, spiteful, sprightly, spry, tigerish, vicious, vilifying,
   vixenish, vixenly, volant, wicked, zippy