(Idiom) To conspire with an evil entity to commit a malicious act only to realize later that you were the one being prayed upon all along; often said when actions are done to spite one group with the results being detrimental to your own.

(See own the libs)
The right thought they could have dinner with Cthulhu by sowing mistrust in the vaccine and public health officials, but this backfired spectacularly. Now they must scramble to reverse the damage done because no one trusts anything they say anymore.

They thought they could weaken our faith in the government by feeding into conspiracy theories about poison and mind control. Little did they know, their little dinner with Cthulhu would result in lives lost for their own.
by Onat-ural December 22, 2021
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A sex position so odd that it looks like the participants are trying to summon an ungodly monster of some sort.

Alternatively: a kink for experiencing the deep, incomprehensible horror of humanity's inconsequential and powerless position in our universe. Like a knife play kink, but with way more existential dread.
"Man, I knew she was kinky, but I would never have guessed she would want to try reverse quadruple Cthulhu position."

"I told you she was pretty intense before you started dating."

"I know, but I figured you just meant BDSM or something."
by Ultimate_Goober November 28, 2021
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The most evilest cat of all the internet it will kill if it wants to just ask The Official JMFC he is the one that owns cat
Cthulhu is cat it is the devil
by Tomothy🎄™ December 26, 2020
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A fat bitch who makes all you favorite characters homophobic
Everyone making homophobic Jean Gray Tik Toks like they’re Cthulhu Queef
by Homo-Erectus June 22, 2021
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When it goes back to the dark, dark R'lyeh with all of it's tentacles (here the tongue).
Turn around, i'm gonna lick it, Cthulhu style!
by Wilfreox6 June 13, 2018
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