Green’s Dictionary of Slang

hemorrhoid n.

[pun on a pain in the arse n.]

1. (US campus) an annoying person.

[US]J. Wambaugh Choirboys (1976) 25: ‘Hemorrhoids?’ ‘Everybody uses that.’ ‘Scrotums?’ ‘Not bad, but too long.’.
[Can]Totally True Diaries of an Eighties Roller Queen 🌐 8 Feb. Laura (the hemorrhoid) had her friend Leanne over night. John N. was there and sent Corey down to ask for my phone number.
[US]J. Wambaugh Golden Orange (1991) 109: That guy’s a bigger hemorrhoid than this croaker here.
T.M. Simmler ‘Suicide Chump’ in ThugLit July [ebook] [A]n obnoxious, parasitic haemorrhoid and fuckmonger.

2. (Aus. prison) a prison officer.

[Aus]Tupper & Wortley Aus. Prison Sl. Gloss. 🌐 Hemorrhoids. A term applied to sedentary staff. Presumably derived from the belief excessive sitting causes piles.