I'll tell thee that f'nowt
A big, bold Yorkshire word that means you're going to fight until the end of time.
'I'll tell thee that f'nowt!' he said, throwing a sock at his friend.
She yelled, 'I'll tell thee that f'nowt!' because he took the last chocolate bar.
He said, 'I'll tell thee that f'nowt!' while trying to park the car.