Gimp

n.

Heard in Westmeath, Dublin, Kerry, Cork, Sligo, Offaly, Galway and Leitrim

A contemptible, irritating, or foolish person.

In use

Jaysus I can't stand that bloody gimp of a fellow at all!

Posh English

Good heavens, I simply cannot abide that tiresome dimwit at all.

Same phrase, other counties