Yon lad?!

adv.

Heard in Cavan

A sharp, angry retort carried with venom in disagreement of a positive remark on a persons character.

In use

Hugh: "Jaze, that lad's a powerful worker." "Hugh óg: Yon lad?! If there was work in the bed he'd sleep on the floor!"

Posh English

Good heavens, that fellow is a remarkably diligent worker.