slaggy fanny 

A term refering to a person who has a lack of moral fibres.

addicted to both drugs and sex.
(incl. alcohol)

Loved by males with low self respect.

Sophie's a reet slaggy fanny

slaggy fanny by nitrosamines August 1, 2008

Saggy fanny 

Where the vagina/ lower clit looks like punched lasagne. Very loose looking and dangly.

Oi oi she’s got a saggy fanny look at state on that sket mush.

Saggy fanny by Notasket February 20, 2018