Green’s Dictionary of Slang

1. the anus, esp. in abusive, dismissive phr. up your clunge!

2004		posting at www.justgiving.com 19 Jan. 🌐 there you go. stick a fiver up your clunge.
2005		www.ballofdirt.com 25 Dec. 🌐 you can stick my bank charges and standing orders up your clunge, you fuckers.

2. the vagina.

1999		Roger’s Profanisaurus 3 in Viz 98 Oct. 8: clunge n. A clout (qv); a furry hoop.
2007		Roger’s Profanisaurus – The Magna Farta 94/2: clunge n. A clout, a furry hoop, hairy goblet.
2012		UniLad 2 Feb. 🌐 You walk into a crowded house party. Look around. There is a cornucopia of clunge awaiting you.
2014		Spectator 4 Oct. 12/2: If you thought the selfie was the ultimate expression of an infantilised narcissistic society — well, here’s the clunge-selfie, the todger-selfie.