Pleb

n.

Heard in Sligo, Mayo and Roscommon

Short for plebeian, now meaning an ignorant person. Also used as a casual, somewhat camp term for boy. Frequently employed between Sligo youths with little specific meaning.

In use

Yer wan is some pleb" "Ya wee pleb

Posh English

That young lady is a remarkably ignorant person. You absurd little fellow.

Same phrase, other counties