A person or President who apparently seems to believe their lies like it was true.
"But for those who say we haven't found the banned manufacturing devices or banned weapons, they're wrong. We found them"
-Source Washington Mail (verified).

Simon: "I cant help being a Pathological Liar :("
Jon: "Your Just like George W Bush. You know what the W stands for dont ya?"
Simon: "yeah Weapons of Mass destruction"
by azio November 08, 2005
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Donald Trump
Someone who keeps claiming that an event took place while it clearly didn't. Also, usually she/he constantly accuses others of lying.
"Donald Trump is the definition of a pathological liar
by Numi the Second March 14, 2016
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Pathological flirt means you flirt or talk to a lot of woman/men at once claiming you're looking for the right one and fill their heads with the thought of them being the right one for you when really you crave the attention you get from these woman.
My friend Patrick is a pathological flirt. He flirts with all these girls right infront of me. It is such a laugh
by JessicaLynnGorzinski July 07, 2011
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When you are expressing an important concept or imparting an important situation, the pathological interrupter will change topics in mid-sentence as you are speaking. They continue to do it after you call them on it because they are insecure in themselves and don't realize they are doing it.
I was telling them a story about how the neighbors were robbed at gunpoint and the pathological interrupter started speaking about his greatness at his job and how important he is there.
by romdo308 October 07, 2013
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Pathological Liars are people who can't stop lying.
ainsley: I'm going out with Bonzi
8 hours later...
Poseidon: you're going out with ainsley?
ainsley: I never said that?
Poseidon: you're acting like a pathological liar, ainsley.
by dog of wisdom October 08, 2020
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The clinically harmful belief that wearing a mask, getting a vaccine, or thinking about others is against your constitutional rights. Frequently found in Americans, with devastating results in individuals with underlying conditions such as:

MAGA Syndrome
Murica Disorder
Florida Residency
Karen's Pathologic Individualism has led her to believe the first amendment is about her right to mouth breathe wherever she wants.
by Supergoat52 June 26, 2020
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