- someone you wish to be or prefer being under a usually different name
- someone more confident, comfortable who you want to become

-someone created by your imagination and speaks for you
by JNOPE December 9, 2015
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The 'ghost' that you meet when you go to school.A character that comes out of your imagination,and is a criminal to your parents,because he or she took the family money that you were making when developing your hobbies and interests.
School may be boring,but your alter ego still gets to have fun!
by SomeoneNew June 16, 2011
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1) the opposite of who you usually are and your presonality (e.g. a hippie's alter ego would be a fascist dictator)
2. the bad side of a person that may come to life at anytime, switching your personality (this is fantasy, though some people may believe they have an alter-ego in which they can't control).
3) A person who you aren't ut you act as sometimes as though you have transformed (e.g Eminem's alter ego is Slim Shady)
My real name is Tim James. My alter ego is Aaron Lewis.
by Bastardized Bottomburp March 21, 2003
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when someone deludes themselves about the effect they have on people for so long, that they believe it
Jeff is convinced that all his exes will never get over him and are miserable- but that is only his altered ego talking-if he knew they were all happier without him, he'd be crushed
by Meadow Soprano October 28, 2005
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Someone you're usually not.
My alter ego's name is "Hunky Dory", and he's a social kind of guy, meanwhile, I'm a shy person.
by SuperSonicX April 14, 2005
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1. someone you turn into when you become drunk.
1. On the Real World: Philly, Sarah and MJ's alter egos are Ivana, and Muja Star, respectively.
by Lina December 25, 2004
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Alter EGO was formed in 2011 by bringing together the varying styles and influences of five of the area’s most active musicians. Focusing on a diverse mix of covers, featuring the best of Rock, Pop and Dance, Alter Ego brings one of the most entertaining, energetic and polished acts to the stage each and every night in the Mid-Atlantic area.
Omg, did you see Alter EGO last night? They were fucking amazing!
by StudioArtifice August 2, 2017
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