–noun
1.
a cardinal number,a thousand times one thousand.
2.
a symbol for this number,as 1,000,000 or M̅.
3.
millions,a number between 1,000,000 and 999,999,999,as in referring to an amount of money:His fortune was in the millions of dollars.
4.
the amount of a thousand thousand units of money,as pounds,dollars,or francs:The three Dutch paintings fetched a million.
5.
a very great number of times:Thanks a million.
6.
the million(s),the mass of the common people; the multitude:poetry for the millions.
–adjective
7.
amounting to one million in number.
8.
amounting to a very great number:a million things to do.