What is Thumbing A Saftie?
1.
A Fife term, I think originally describing the practice of opening a soft roll, this has been corrupted to describe the sexual act of stuffing a flaccid penis up one’s fanny.
Generally only practiced by Fife Sengas in a desperate attempt to get some sexual pleasure from the
"See me, ah wiz pure thumbing a saftie last night...useless prick."
See