Mouldy

v.

Heard in Cork, Mayo, Galway, Kildare, Carlow, Limerick, Westmeath, Wexford and Longford

Extremely drunk. Also: something disgusting or revolting.

In use

I was mouldy last night boi-dat jumbos is a mouldy gaf

Posh English

I was considerably inebriated last night, boy. That establishment is a thoroughly revolting place.

Same phrase, other counties