I'll hit ya such a headbutt in da balls i'l break ur nose

n.

Heard in Sligo

A threat of extreme violence, often humorous in its absurdity.

In use

1: Isit ya?" "2: I'll hit ya such a headbutt in da balls i'l break ur nose

Posh English

Is that truly you? I shall deliver such a forceful headbutt to your nether regions that your nose will shatter.