(uncommon, vulgar, slang, of a female) To masturbate.
Sue was fingering herself in my bed. IN MY BED. I couldn't believe it. I tried to pretend that I was still asleep but she caught me peeking as she was jilling herself.
noun
A female ferret.
Misspelling of gill.
A pelvic protector, a woman’s equivalent of a man’s jock.