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A successful and wealthy person who does not flaunt personal achievement to the general public to boost their own ego.
Sarah: Girl, Maxamillion took me away to Bora Bora for the weekend and we lived it up.
Jennifer: Wow! I never would have fathomed that Max was balling like that since he wears old dude New Balance kicks and general contractor trucker hats.

Sarah: I know right! He's an undercover baller!
by Diablo Qantas April 21, 2018
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