Green’s Dictionary of Slang

fudge n.

[SE fudge, a sweetmeat]

1. (US) excrement, usu. in association with homosexual practices; usu. in combs. below.

[US]P. Hamill Deadly Piece 52: A fetid fudgy smell of drying blood and loosened bowels stained the air.
[UK]Guardian Rev. 16 Oct. 27: They discover that they share a taste for coprophagy – that is eating shit, ‘oily soil’, ‘acrid fudge’.

2. (US black) a dark-skinned black person.

[US]L. Stavsky et al. A2Z.

In compounds

fudge baby (n.)

a piece of excrement.

D. Muñoz East L.A. Rifa [Internet] Hit that shit!! Pack my fudge baby!!
fudge machine (n.)

the anus.

A Schumer ‘Milk Milk Lemonade’ [lyrics] Turd cutter / Loaf pitcher / Dookie maker / Fudge machine .
fudge-packer (n.) (also packer)

(US) a derog. term for a homosexual man; thus fudge-packing n.

[US]‘Jennifer Blowdryer’ Modern English 74: homosexual men (n): Butt Boys, Turd Burglars, Toolers, Fudgepackers.
[US]C. Stella Jimmy Bench-Press 57: You think it’s any different, a fudge packing, between a man and a woman.
posting at www.perezhilton.com 25 Mar. [Internet] I bet your mother even hates you. Oh but wait maybe she flatbacks to help support your habit (fudge packing).
G. Shteyngart Absurdistan 33: ‘You a fudge-packer?’ ‘A what? Oh, no. Although homosexuals do number among my friends’.
[UK]Times 24 Oct. [Internet] In the posts Mr O’Mara described gay men as ‘fudge packers’ and ‘poofters’.
fudge tunnel (n.)

the anus.

monkeyfister posting 12 Feb. on dogbomb.co.uk [Internet] How would you get a rocket and rocket launcher into old blighty anyway? / You couldn’t exactly slip them up your fudge tunnel to get them into the country.

In phrases

pack fudge (v.)

to perform anal intercourse.

[US]B. Rodgers Queens’ Vernacular 88: anal intercourse [...] pack fudge (’40s). [Ibid.] 89: anal intercourse [...] stir fudge (mid ’60s).
[US]R.O. Scott Gay Sl. Dict. [Internet] anal intercourse: [...] Syn: stir fudge.
[UK](con. 1980s) I. Welsh Skagboys 39: That boyfriend ay yours packin the fudge nice and tight again, Rents?
stir fudge (v.)

to perform anal intercourse.

[US]B. Rodgers Queens’ Vernacular 88: anal intercourse [...] pack fudge (’40s). [Ibid.] 89: anal intercourse [...] stir fudge (mid ’60s).
[US]R.O. Scott Gay Sl. Dict. [Internet] anal intercourse: [...] Syn: stir fudge.