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A nug of weed that's been singed on the outside, but still has green on the inside.
Yo, don't dump that bowl! There's still a thunder egg or two in there!
by ';ljm';jm';j';j';k' October 17, 2015
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A rock-like turd, or hag-stone which, loosened by a massive overdose of laxatives and/or suppositories, exits the bowel at great speed, accompanied by copious, deafening flatulence.
I need to get the plumber in. I was bunged up for DAYS so I took a handul of Sennocot, and shot out a massive thunder - egg. My arse was like a machine gun - I shattered the fucking toilet bowl.
by DOGMAD June 28, 2018
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