When a fanny has been worn out so much it forms callouses, typically found on slags or your mum
Your mum has had that many bangs, she's got a serious case of fanny callous.
You get a boner in your clit
By Millie Coutts
'Oh, I have a fanny boner!'
Sharp unexpected pain in or around the vaginal area
holy s**t, iv just got right fanny daggers
(British) A very large penis able to blast fannies into the middle of next week.
I can barely walk after last night! The guy I picked up had a right fanny blaster on him!
Anal–oral sex, also referred to or described as anal–oral contact or anilingus (from anus + lingus)
That was one tasty fanny snack!
Common New England term for someone who like it in the butt.
That guy is such a fanny boy, he takes it in the ass.
When the nights activities have not been kind to the ladys (Tuppence). Resulting in an uninviting trip to(wear the beard)
"Went clubbing with the missus last night, when we got into bed she had one hell of a disco fanny."