When PMS reaches a critical fission point resulting in a total emotional meltdown of the PMSer and a poisoning of their surroundings so bad that any cohabitators must immediately flee the scene.
Chris: Hey Tom, could you let me in to the office? I left my keycard home.
Tom: That's not like you. What happened?
Chris: Oh the wife went hormonal chernobyl this morning and I skedaddled without cellphone, card, and lunch.
Tom: That's tough man. Spot you for lunch?
Chris: Dude, much appreciated.
Tom: Bros before hos man.
by Lex Sleuthor December 06, 2009
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A person whose ass emissions are so toxic as to be deemed radioactive.
Man, that stinks, you've got a really bad case of chernobyl butt.
by Kasei February 07, 2004
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A massive orgasmic rave dance, that requires extreme head thrusting skills.
Did you see Austin, he was totally doing the chernobyl child to kyle.
by IGrapeBabies June 07, 2011
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To smack or slap somebody with your hands together, like they are fused by a mutation.
Joe: "That drunk Russian dude just smacked me!"
Frank: "He gave you the Chernobyl Chop!"
by Simsalabim December 06, 2007
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When a group of hairy men rub each other vigorously until explosion in a paper cup
Oh my god did you see that Chernobyl explosion in the alley behind the crack den.
by hello lady May 15, 2015
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A mixture of Cocaine, MDMA, Meth and pop rocks/
Kyle: Yo man, wanna go get fucked up?
Marco: I don't know man, only if it's a Chernobyl Reactor.
Kyle: Oh fuck yea!
by MaskedOliveMan October 17, 2019
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Sexual act during which man uses various stimulation to bring the woman to the very edge of climax. As she is teetering on the edge he inserts his control rod and she explodes with orgasm.
Dude: Hey man, I did it with my girlfriend chernobyl style. Her reactivity went through the roof and she spilled graphite all over the bed.

Man: Dude, get help.
by mathem July 25, 2019
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