multibillionaire

noun
mul·​ti·​bil·​lion·​aire | \ ˌməl-tē-ˌbi(l)-yə-ˈner How to pronounce multibillionaire (audio) , -ˌtī-, -ˈbi(l)-yə-ˌner\
plural multibillionaires

Definition of multibillionaire

: a person whose wealth is estimated at many billions (as of dollars or pounds) an entrepreneur who became a multibillionaire

First Known Use of multibillionaire

1894, in the meaning defined above

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The first known use of multibillionaire was in 1894

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