C. J. Lynch & D. E. Knight's definitions

twat you one

The act of scraping one's nails down another person's arm to convey anger, resentment or the recognition of a derogatory comment.

Chris: 'I fucked your mum'
John: 'Well, I'm going to have to twat you one'

by C. J. Lynch & D. E. Knight December 9, 2012