the number equivalent to the product of a thousand and a thousand; 1,000,000 or 106:a million people will benefita population of half a milliona cost of more than £20 million
(millions) the numbers from a million to a billion.
(millions) several million things or people:millions of TV viewers
informal an unspecified but very large number or amount of something:I’ve got millions of beer bottles in my cellaryou’re one in a million
a million pounds or dollars:the author is set to make millions
gone a million
Australian/NZ informal (of a person) completely defeated or finished.