Meaning & Definition
noun
The number equivalent to one thousand million (1,000,000,000 or 10^9).
The company's profits reached over a billion dollars last year.
A billion units or things.
There are billions of stars in the galaxy.
A term often used in finance and economics to denote a quantity in the billions.
The government announced a billion-dollar budget for infrastructure.
Etymology
From the French 'billion', which combines 'bi-' (two) and 'illion' from 'million'.
Common Phrases and Expressions
billion-dollar question:
A crucial or essential question regarding a particular situation.
billionaire:
A person whose net worth is at least one billion units of currency.
billionth:
One part in a billion.
Slang Meanings
A very large or excessive amount.
The deal was worth billions!
Referring to wealth or fortune.
He's loaded, worth billions.