Source : Webster's Revised Unabridged Dictionary (1913)

Catty \Cat"ty\, n. [Malay kat[=i]. See {Caddy}.]
   An East Indian Weight of 11/3 pounds.

Source : WordNet®

catty
     adj : marked by or arising from malice; "a catty remark" [syn: {bitchy},
            {cattish}]
     [also: {cattiest}, {cattier}]

catty
     n : any of various units of weight used in southeastern Asia
         (especially a Chinese measure equal to 500 grams) [syn: {cattie}]
     [also: {cattiest}, {cattier}]