Diffin

n.

Heard in Mayo, Sligo and Tyrone

Driving a car sideways, especially in a skid or drift. "Keep er dffin till ur rear wheels are missing."

In use

Going diffin on me davy brown l8r ya cumin?

Posh English

I shall be performing some spirited sideways motoring in my vehicle later. Are you accompanying me?

Same phrase, other counties