Green’s Dictionary of Slang

1. a general excl. of dismissal or contempt; thus euph. get intercoursed!

1924		(con. WWI) A.G. Pretty Gloss. of Sl. [...] in the A.I.F. 1921–1924 (rev. t/s) n.p.: get well fucked. An exclamation expressing disgust and suggesting an unpleasant course of action to the person in question or a poor opinion of him.
1953		T.A.G. Hungerford Riverslake 50: ‘You can go and get ---!’ The foul word ripped through the bus. A deadly silence settled behind it. The conductor reached up and pulled the cord. ‘Shut up, you dirty swine! [...] there’s ladies in the bus!’.
1967		M. Braly On the Yard (2002) 38: A running scrimmage of loud talk, insults, depreciation, and repeated invitations to ‘get fucked’.
1979		G. Stewart Leveller 27: ‘Get fucked!’ I told him with hands clenched.
1984		Tracks (Aus.) Aug. 3: And as for the dickhead who thinks that westy girls are ‘bushpigs’ we’d like to say ‘get fucked,’ and have a look at your own surfie chicks with their floppy brown tits trotting along behind you waxheads like drooling puppies. So up yours [Moore 1993].
1996		Penguin Bk of More Aus. Jokes 380–1: The scriptwriter looked down at the elf, his nostrils flared, his eyes opened wide, and he screamed, ‘Oh, get fucked!’.
2001		(con. 1964–8) J. Ellroy Cold Six Thousand 495: She rebuffed Mormon goons [...] She replied one way. Her words were Get Fucked.
2002		R.G. Barrett Mystery Bay Blues 46: Get fucked. And don’t poke your fingers in me, you cunt.

2. (Aus.) used as fig. indicator of one’s own self-confidence.

1996

(con. 1964-65) B. Thorpe Sex and Thugs and Rock ’n’ Roll 15: Only a small touch of smartarse in his tone [...] a bag full of get fucked in mine.