Green’s Dictionary of Slang

shit-fuck v.

[shit n. (1a) + fuck v. (1)]

(US gay) to have anal intercourse.

[US]R.O. Scott Gay Sl. Dict. 🌐 anal intercourse: [...] Syn: shit-fuck.

In derivatives

shitfuckery (n.)

time-wasting, game-playing.

[Aus]A. Nette Orphan Road 115: ‘You can save the wise guy shitfuckery for your get togethers at the social club’.