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A mental disease that causes people born between 1981 and 2001 to believe that they are the smartest, coolest, and most entitled group of people that have ever lived. The disease is usually cured by inevitable doses of reality and eventual maturity.
Jason left a good job because he wanted to be on television and have his own TV reality show about his life. He is suffering from millennialitis.
by JaySon27 April 10, 2019
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Apr 14 Word of the Day
That moment when you think a bug is crawling on you, and it turns out to be true. LMD

A FML moment. LMD

Pretty much you go, JUST LET ME DIE!

Wish this never happened. LMD
by misspinkyperfectionnnll July 09, 2011
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The belief of sales, marketing, and advertising professionals that the Millennial demographic represents a completely unique group of consumers and as such, entirely new approaches must be adopted. Even if the product you are trying to sell is intended for a completely different demographic, such as Depends Adult diapers.
I tried to explain to the Creative Director that the hipster didn't represent our customer demographic, but she's got a bad case of millennialitis.
by Henkitime January 16, 2017
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