Green’s Dictionary of Slang

1. acting as a toady, a parasite; thus attrib.

1986		Guardian Weekend 26 Apr. 11/6: Contemporaries [...] lacked [Kenneth] Tynan’s flamboyant, showstruck, star-fucking excitement.
1995		ObserverReview 8 Jan. 18/2: The adulatory style of newspaper interview described [...] as ‘star-fucking’.
2003		Guardian 12 Jun. 🌐 But was this programme really about art? Did it illuminate, educate and inspire? It did not. This was social history-cum-biography-cum-starfucking – not arts programming.
2005		E. White My Lives 235: I knew people must be saying he was star fucking.
2011		Chicago Trib. 17 Mar. 24/1: [advert] Reggie’s Rock Club [...] ‘Star Fucking Hipsters’.

2. living as a groupie n.² (1)

2005

P. Temple Bad Debts 208: ‘Starfucking,’ I reminded her. Linda said, ‘I went off with a singer in a rock band. I walked out on my husband of three years and my job.’.