Clatter

v.

Heard in Dublin, Kilkenny, Westmeath, Tipperary, Waterford, Cork and Galway

To slap someone's face with an open hand but can be used to describe a generic beating. Also: Hit someone.

In use

Yer man was getting smart so I gave him a few clatters for himself" "Shut up or ill smack you a clatter

Posh English

That fellow was being impertinent, so I gave him a few hearty slaps. Do be quiet or I shall slap you soundly.

Same phrase, other counties