Blacken me arse an go mad

phr.

Heard in Cork and Tipperary

An expression of mild exasperation or boredom, roughly equivalent to suggesting one should occupy oneself with an absurd or pointless task.

In use

My mother would say this if we were bored or wanted something to do. She was a Cork lady from Mary street.

Posh English

My mother would utter this whenever we found ourselves rather bored and at a loss for occupation.

Same phrase, other counties