cussdown 

To insult a person with a better insult than the insult they used to insult you.

Person 1: (yo momma joke)
Person 2: (better yo momma joke)
Person 3: CUSSDOWN!!! (usually followed by hooting and high fives)

cussdown by Matt Carroll May 29, 2008

Cuss Down

The act of violently cussing someone out, without the physicalities!

Sheryl was on my nerves so bad at work today that I had to give her a "cuss down".

Cuss Down by TMack31 December 1, 2011