Lightning bug

To insert glowstick into one's anus, therefore, resembling a lightning bug.
Mike is such a fuckboy. Let's lightning bug him for revenge.
by Jennyonthespot June 30, 2019
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human lightning bug

When someone inserts a glows tick into their anus and presents it to a crowd for viewing.
Me and my mates were out camping and Rob turned himself into a human lightning bug without anyone asking.
by Anicken July 13, 2018
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Lightning bug

A term in midwestern slang meaning fireflies
The lightning bugs are sure bright today!
by Kindleyourloveagain March 8, 2022
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