What is Slip-arse?
1.
A term that describes the act of sliding the penis provocatively up and down the arse of a fit
"Hey, you horny bitch... 'you up for a slip-arse?!"
See
What is Slip-arse?
A term that describes the act of sliding the penis provocatively up and down the arse of a fit
"Hey, you horny bitch... 'you up for a slip-arse?!"
See