billionaire

3 definitions • 1 example

a person who has money, property, etc. that is worth at least 1,000,000,000 dollars, pounds, euros, etc.

someone who has more than a billion dollars (= $1,000,000,000) in the form of property, possessions, or money

a person who has money, property, etc. that is worth at least a billion dollars, pounds, euros, etc.:

The new mayor is a billionaire with no prior government experience.