Banter

n.

Heard in Sligo, Armagh, Kilkenny, Cork and Dublin

Playful, witty, or lighthearted conversation shared between companions.

In use

The smaller the crowd the better the banter, as you can actually hear the jokes being told.

Posh English

The smaller the gathering, the more agreeable the merriment, for one can truly appreciate the quality of the wit.

Same phrase, other counties