adj

• (informal, of a person or remark) With subtle hostility in an effort to hurt, annoy, or upset, particularly among women.
  "“So leave your umbrellas at home 'cause we're gonna be drier than my favorite varietal of white wine, pinot gris.” “Hmm. Interesting. According to my research, precipitation is a-coming.” “So Harry's wrong?” “I don't want to be a catty bitch, but kind of, yeah.” “Meow, Ham.”"
• (informal) Resembling or characteristic of a cat.
  "a catty smell"

noun

• (slang) A catapult.
  "“Give me your slingshot, and I'll let you have it back after school this afternoon,” she said firmly. […] I stuck the 'catty' into my back pocket and ran outside to meet the others."

name

• (US, colloquial) The borough of Catasauqua in Pennsylvania.