Savage

n.

Heard in Mayo, Kilkenny, Cork, Meath, Dublin, Leitrim, Carlow, Longford, Waterford, Galway, Tipperary and Wexford

Great; excellent. Also something one likes or approves of.

In use

That was a savage nyom!" "That car is savage

Posh English

That was an absolutely splendid meal.

Same phrase, other counties