Sup

n.

Heard in Sligo, Mayo, Offaly, Galway, Donegal and Wexford

A small taste or sip of a beverage, especially an alcoholic one.

In use

Well bud, are ye up for da sup tonight? Here, gissa sup of dat stout!

Posh English

Are you inclined towards a refreshing draft this evening? I say, do grant me a taste of that robust porter!

Same phrase, other counties