mil ‧ lion /ˈmɪljən/ BrE AmE number , noun ( plural million or millions )
[ Date: 1300-1400 ; Language: French ; Origin: Old Italian milione , from mille 'thousand' , from Latin ; ⇨ ↑ milli- ]
1 . the number 1,000,000:
The book sold more than a million copies.
two/three/four etc million
seven million dollars
£37 million of new investment
millions of pounds/dollars etc
Millions of pounds were lost in Western aid.
2 . an extremely large number of people or things
a million
I’ve got a million ideas.
millions of something
She has millions of friends.
3 . not/never in a million years spoken used to emphasize that something is impossible or very unlikely to happen:
She’ll never believe me. Not in a million years.
4 . look/feel like a million dollars/bucks informal especially American English to look very attractive or feel very happy and healthy
5 . in a million informal
a) the best of all possible people or things:
She’s a wife in a million.
He’s so generous. He’s one in a million.
b) used to show how unlikely something is:
It was a chance in a million that we’d find a fossil.
—millionth adjective :
The park has just received its millionth visitor.
—millionth noun [countable]