Definition of alter ego in US English:

alter ego

nounPlural alter egos

  • 1A person's secondary or alternative personality.

    • ‘He excels when playing the unselfish alter ego of his actual character as he tries to win back the heart of his lost love through familiar romantic gestures of old.’
    • ‘Princess Ai is a great character because she feels like my alter ego, but in a fantasy setting.’
    • ‘As it turns out, Dr. Jekyll has invented a chemical formula that can turn a person into his alter ego.’
    • ‘It's the first try to get the message over that Dracula was a real person and in no way less brutal than his fictional alter ego.’
    • ‘Was this person Mandy's alter ego, a woman they never knew?’
    • ‘Avatars, or alter egos that people create for on-line games or singles spaces, would no doubt confirm his beliefs about the self-seduction of the masses by simulations.’
    • ‘Cooper says he wanted to see if people's real lives were echoed in their digital alter egos in role-playing environments.’
    • ‘I rejected the idea of using my alter ego film character for the interview, after all he never sold any of my films - why have him screw up the interview?’
    • ‘Jekyll ends up unleashing the worst of his personality and physically transforms into his evil alter ego, Mr Hyde.’
    • ‘Now when the team sinks without trace you start to wonder about alter egos and bipolar personalities.’
    • ‘It seems, then, that there is uncertainty from the start as to whether the apparently original self or its alter ego is the double in question.’
    • ‘Valen's counterfeit mutated into a destructive alter ego that was usually kept safely secluded in the subconscious.’
    • ‘David Bowie has been recording popular music for well over 35 years, gaining initial notoriety for his multiple personalities and alter egos after ‘A Space Oddity.’’
    • ‘He had become a poet of alter egos, personae such as ‘Mathios Paskalis’ and ‘Stratis the Seafarer.’’
    • ‘Many times one gets the impression he would rather live life as his schizoid alter ego, a sulky, moody 12-year-old trapped in a man's body.’
    • ‘Pee-Wee was an instant hit, and became something of an alter ego for Reubens - there was no separating the character and the man behind it.’
    • ‘This second figure suggests an alter ego who is critical of the housewife's servile predicament.’
    • ‘The work also has affinities with Rodney Graham's filmic, psychological explorations of the self, in which the artist assumes various personae or alter egos.’
    • ‘A psychiatrist advised the police that there was no generally accepted psychiatric disease which would permit a person to blame an alter ego.’
    • ‘Quality leather and period clothing is required, as is a unique registered Cowboy Action name to match your cowboy alter ego.’
    equivalent, peer, fellow, coequal, like
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    1. 1.1 An intimate and trusted friend.
      • ‘He was my father, my mentor, my alter ego, my irreplaceable best friend.’
      • ‘So he wants someone to love, and he's invited all his friends and/or alter egos to sing with him…haven't we heard this before?’
      companion, boon companion, bosom friend, best friend, close friend, intimate, confidante, confidant, familiar, soul mate, second self, shadow, playmate, playfellow, classmate, schoolmate, workmate, ally, comrade, associate
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Mid 16th century: Latin, ‘other self’.


alter ego

/ˈˌɔltə ˈriɡoʊ/