Green’s Dictionary of Slang

arsey n.

(Aus.) anal intercourse.

[Aus]Victorian Public Records Office file 30 425/30 9: He ahd a purse in his hand and offered me a shilling saying, ‘Give me arsey.’ [Ibid.] 10: He offered me the pipe and asked me for some arsey. I told him I wouldn’t [Simes:DLSS].