jacksey

Scottish Vernacular Dictionary

noun: also Jacksy, Jaxy (make up your own) - arse, specifically sphincter. Probably not just Scottish, also used in England.

Example: Ah decided no tae audition fur the New Bay City Rollers, cause fur wan, ah didny see how ah wid need a medical. Two, ah don't hink at wee baldy bugger wis a real doctor. Three, he seemed awfy interestit in mah jacksie.