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A person dressed as a clown with murderous or harmful intent. Possible origins include serial killer John Wayne Gacy, who became known as the "killer clown" when he created a series of oil paintings on death row on the subject of clowns; or an incident in Boston in 1981 in which dozens of reports surfaced of children being abducted by people dressed like clowns.
"The Killer Clowns in your town raising all hell" -Tech N9ne/"Imma Tell"

Note: the 1981 Boston incident of clowns abducting children spread to Kansas City, Missouri, Tech N9ne's oft-referenced hometown.
by J-Mills2 October 26, 2007
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Jun 20 Word of the Day
Marginalized Orientations, Gender identities, And Intersex. it’s meant to be an all inclusive umbrella term for asexuals, homosexuals, multisexuals, trans people, and intersex people. Alternative to LGBTQIAP+
Alternative to MOGII, easier to pronounce.
The MOGAI community in my city is very friendly.
by sebasty September 04, 2014
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Creepy teenagers who walk around dressed like clowns to scare everyone!!!
I was out with my bf and we were making out in public and a killer clown came up to us and said go hone now or I will follow you
via giphy
by Simply holly October 13, 2016
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