Counter-burn 

By making a statement to counter a roast from a person.

My friend roasts the teacher, but the teacher made a counter-burn that made my friend shut up.

Counter-burn by Talibum11 April 20, 2018

Counter-Burn 

To equalize a trailing/running joint or blunt with a flame of your personal choice.

Yo, that shits running...counter-burn it bitch!

We don't waste no bud here, we always counter burn our woods.

Don't be a bum counter-burn that shit.

Hey watch that shit, it's running counter-burn it.

Around the turn, just Counter-Burn.

Counter-Burn by Masked Producer November 24, 2021

Counterburn 

The second party comment after having been insulted by the first party.

Guy 1: You suck Dick!
Audience: OH BURN!
Guy 2: Dats what yo momma did last night.
Audience: COUNTERBURN!!!

Counterburn by Drakx April 6, 2009