thrash

a party, especially a lively or lavish one.

"Henry's charity ball had been one hell of a thrash"

by Arminkshipper July 19, 2024

thrash the head off the bishop

To be engaged in a particularly enthusiastic session of pleasuring one’s self by relaxing in a gentleman’s way

Bollox to this, I’m off to thrash the head off the bishop

by Napoleon BonerPart February 6, 2023