Fierce

adv.

Heard in Donegal, Cork, Kilkenny, Cavan, Mayo, Offaly, Roscommon, Galway, Meath, Waterford and Kildare

An intensifier meaning extremely or remarkably.

In use

Put on a jumper, 'tis fierce Baltic out there tonight!

Posh English

Don a knitted jersey, for it is exceptionally freezing out there this evening!

Same phrase, other counties