Noun

1. A fight between cats.

   The caterwauling from the catfight in the back yard was awful; I couldn't get to sleep until it was over.

2. Acrimonious fighting or bickering, especially between females.

   Nancy and Sheila got into a catfight when Nancy borrowed Sheila's lipstick without asking.

Synonyms

• (acrimonious fight, esp. between women): hairpulling contest
• (Australia; acrimonious fight, esp. between women) scragfight