(noun): An individual who possesses wealth in the form of prosthetic teeth or other comparative mouth ware. The mouth ware or prosthesis will often be precious metal in nature and/or adorned with semi-precious or precious gems. The individual will often prefer this form of storing his or her wealth to cash, stocks, bonds, banks or other such financial institutions due to the portable and fashionable nature of such objects.
"Yo's dawg dat thug dun busted me'ss in muh mouf dun made me'ss uh grillionaire." - a striking young mancommenting on the fortuitous nature of his encounter.