Another way of saying "pissing on your own chips", "making things harder for yourself", or "shooting yourself in the foot". If you've shagged yourself silly, you've really messed things up for yourself and created a total disaster which could have been avoided had you stopped to think. This phrase takes a nod to the act of inbreeding.
Dear Tory Twat, you're absolutely shagging yourself silly by planning to build over 7000 houses on a floodplain.
by Ilson Jackie September 6, 2025
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Get the shagging with 9/11 mug.Having sex with sheep.
by anonymous1717 October 15, 2016
Get the shagging the haggis mug.an individual with a rugged appearance; one with a homeless look about them; homeless couture.; one without taste of fashion sense; someone who looks as if the wore their clothes to school everday.
by Brielle Nicole February 18, 2009
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Get the Shag and Bag mug.When you’ve just made a grand old error or found out some devastating news it’s appropriate to use this phrase
by Willne has a square head x March 23, 2019
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