Mangalomania 

Mangalomania (from the Greek word μεγαλομανία) is a historical term for behavior characterized by delusional fantasies of wealth, power, genius, or omnipotence - often generally termed as delusions of grandeur or grandiose delusions. It's a Greek word ,"mangalo" meaning "very large", "great", or "exaggerated" and "mania" meaning obsession thus combining to denote an obsession with, either in the form of irrational perceived need for or preoccupation with in one's own estimation having and/or obtaining, grandiosity and extravagance (especially in the form of great fame and popularity, material wealth, social influence or political power, or more than one or even all of the aforesaid) and accompanying complete desirous and bombastic abandon; a common symptom if not the key diagnostic feature of mangalomania. It may be a symptom of manic or paranoid disorders. However it is not considered a distinct mental disorder of itself according to the Diagnostic and Statistical Manual of Mental Disorders.

The CCU is now under the reigns of a mangalomaniac.

Mangalomania by RobertDS March 4, 2009

Mangalomania 

Mangalomania (from the Greek word μεγαλομανία) is a historical term for behavior characterized by delusional fantasies of wealth, power, genius, or omnipotence - often generally termed as delusions of grandeur. It's a Greek word ,"mangalo" meaning "very large", "great", or "exaggerated" and "mania" meaning obsession thus combining to denote an obsession with, either in the form of irrational perceived need for or preoccupation with in one's own estimation having and/or obtaining, grandiosity and extravagance (especially in the form of great fame and popularity, material wealth, social influence or political power, or more than one or even all of the aforesaid) and accompanying complete desirous and bombastic abandon; a common symptom if not the key diagnostic feature of mangalomania.

It may be a symptom of manic or paranoid disorders. However it is not considered a distinct mental disorder of itself according to the Diagnostic and Statistical Manual of Mental Disorders.

One of the significant examples of mangalomania in literature is the character of Mr. Kurtz from the Joseph Conrad's complex novella Heart of Darkness.

Mangalomania by Robert Schaller October 22, 2008

MAGAlomaniac 

An American that is so obsessed with Donald J. Trump that they actually think that he was a good president and won the election in 2020.

I wish that MAGAlomaniac would wear his mask so this pandemic could get under control.

MAGAlomaniac by MakeAmericaReasonableAgain November 26, 2020

megalomaniac 

1. A psychopathological condition characterized by delusional fantasies of wealth, power, or omnipotence.
2. An obsession with grandiose or extravagant things or actions.

For example, Prince Naseem.

megalomaniac by Rowen September 12, 2004

Megalomaniac of Doom 

A megalomaniac such a megalomaniac that they become a Megalomaniac of Doom. (Capital letters are required.)

Jeff is a power hungry Megalomaniac of Doom.

Megalomaniac of Doom by Megalomaniac Of Idiosyncrasies February 15, 2020

megalomaniac 

A person needs complete control over everything such as a world or a timeline

Sans: woah chara is a megalomaniac

megalomaniac by Rosey221 June 27, 2017

Megalomaniac 

a melomaniac who is constantly listening to megalovania (I don't know how to spell it, I haven't played undertale in a long time)

*megalovania plays*
*Megalomaniac mode activated*

Megalomaniac by ♥🗺☠ March 1, 2021