1. A psychopathological condition characterized by delusional fantasies of wealth, power, or omnipotence.
2. An obsession with grandiose or extravagant things or actions.
by Rowen September 12, 2004
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A person needs complete control over everything such as a world or a timeline
Sans: woah chara is a megalomaniac
by Rosey221 June 27, 2017
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an insane person who is obsessed with power, one who thinks they are beyond greatness
Hitler was a complete megalomaniac.
by Weird Mal February 2, 2004
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My Definition is a belief is so strong that I am so powerful even more powerful than god
I am paronaid of all things and make sure all my phones are not tapped
I say bring it on to take over the world
Any one standing in my way is un patrotic
I am to powerful for my boots
Bring it on we can take the world
I hear voices
You know I am god and he made me do it
by JOJO August 2, 2004
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one who has dillusions of granduer, such as one who thinks they are jesus or that they are the air to the seceret leader of the illuminati.
g funk ninja is one swift megalomaniac.
by g funk ninja July 9, 2003
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A symptom of mental illness marked by delusions of greatness, wealth, etc. See also, Glenn Beck
Anyone who thinks holds a rally after comparing themselves to Jesus, Ghandi and the fictional character Howard Beale must be a megalomaniac.
by Lady Liberal August 28, 2010
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