Green’s Dictionary of Slang

1. (orig. US) to have anal intercourse.

1941		G. Legman ‘Lang. of Homosexuality’ Appendix VII in Henry Sex Variants.
1965		Guild Dict. Homosexual Terms 2: ass-fuck (v.): To pedicate (fuck in the ass).
1977		L. Heinemann Close Quarters (1987) 191: She would do anything for a fiver [...] ass-fuck, titty-fuck, lick your asshole.
1986		W.D. Ehrhart Marking Time 66: Pam, that old boyfriend of yours — you suck him off [...] you even ass-fuck the guy!
1998		Sick Puppy Comix (Sydney) #8 21: ‘You gotta write about sweet, tender little girlies getting arsefucked like cheap little whores!!’.
2002		sexypornstars.tv 🌐 Rita Faltoyano is that type of chick and knowing that she loves Anal Sex just makes me want to ass fuck her every time I look at these pictures.
2009		P. Temple Truth 84: We don’t get smart here, we’ll know what arsefucked by a whole footy team feels like.
2013		T. Black ‘Eat Shit’ in Killing Time in Las Vegas [ebook] Let me ass-fuck him, please [...] I ain’t gave no one a good ass-fucking for the longest time .
2017		D. Winslow The Force [ebook] ‘I’ll assfuck your widow on your coffin until she calls me Papi’.

2. in fig. use of sense 1, to humiliate, to punish (painfully).

2008		J. Niven Kill Your Friends (2009) 14: A generic toff, the end product of a lineage of fine dining and arse-fucking the poor.
2014		T.M. Simmler ‘Suicide Chump’ in ThugLit July [ebook] ‘[I]f I let you kick the bucket here, my karma gets arse-fucked’.
2020		C. Hiaasen Squeeze Me 164: ‘The kid’s more or less ass-fucked, for now’.