egomaniacal


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e·go·ma·ni·a

 (ē′gō-mā′nē-ə, -mān′yə)
n.
Obsessive preoccupation with the self.

e′go·ma′ni·ac′ (-nē-ăk′) n.
e′go·ma·ni′a·cal (-mə-nī′ə-kəl) adj.
e′go·ma·ni′a·cal·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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egomaniacal

adjective
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
As Nicholas Pileggi, author of "Wiseguys" put it, "most mob books are the egomaniacal ravings of an illiterate hood masquerading as a benevolent godfather."
Neo Cortex and others against the egomaniacal Nitros Oxide to save our planet from destruction.
George Walden, former diplomat and Tory MP, says smirking, egomaniacal amateur Johnson, "can never be a serious person and the country he will lead will not be taken seriously either".
Good thing Woody meets "Canada's Greatest Stuntman" Duke Caboom, an egomaniacal Evel Knievel-esque daredevil brought to hilarious life by Keanu Reeves.
If Keough's character, or any of Jack's victims, had been given more consideration by Von Trier's storytelling, it would provide a welcome counterbalance to Jack's egomaniacal musings and rantings, giving the movie a stronger core and its examination of Jack's self a clearer focus.
On one extreme, the egomaniacal entrepreneur may very well smash competitors all the way to Fortune 100 fame.
The elder Muscala, responding to a newspaper article about a testy return to Timberwolves practice by Butler -- who has asked to be traded -- called the behavior "egomaniacal".
In addition, the Journal noted that dozens of senior executives have churned through the car maker, leaving Musk "isolated." Judging even by the egomaniacal standards of Silicon Valley, Elon Musk's behavior indicates that bets on his companies are, in fact, bets on the man himself, the report notes.
But today, he just lost out on his company's prestigious sales award (the bad news delivered by his smug, egomaniacal boss), he's trying to rebound from losing two key accounts, his customers won't pay, and to top it off, he catches his long-term girlfriend cheating on him in his own bed.
Some of this may be posturingahead of his meeting with Kim Jong-unbut you sense the egomaniacal president relishes taking a wrecking ball to international conventions and rules.
Then an acquisitive and egomaniacal Adolf Hitler sparked another war in Europe.