Haveral

n.

Heard in Longford and Donegal

An ignorant, over-indulgent person, with zilch class.

In use

I caught the haveral pissing in the sink, and drinking a large bottle at the same time.

Posh English

I apprehended that classless toad relieving himself in the washbasin while simultaneously consuming a large bottled stout.

Same phrase, other counties