Wagon

n.

Heard in Dublin, Mayo, Tipperary and Galway

An cantankerous old woman, generally quite large, packing a serious punch.

In use

Yer wan is some oul wagon, I asked her could I feed the seagulls and she lifted me out of it!

Posh English

That woman is a formidable battle-axe, I merely inquired about feeding the gulls and she gave me the most frightful dressing down!

Same phrase, other counties