A term used in various online forums to describe someone who is a narcissist or has narcissistic tenancies/personality traits. Such traits thinks too highly of themselves, believes the world revolves around them, gets mad at legitimate criticism of themselves, gaslights and/or has a obnoxiously large ego and etc.

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A conceited person; a narcissist

This term isn't used to refer to someone with Narcissistic Personality Disorder (NPD).

Warning: usage of this word makes you look like an idiot if female, or like a douchebag if male. In any case of gender, this may cause the reaction of "what the fuck?" to appear.