n. & adj.
--n. (pl. same or (in sense 2) millions) (in sing. prec. by a or one)
1. a thousand thousand.
2 (in pl.) colloq. a very large number (millions of years).
3 (prec. by the) the bulk of the population.
4 a Brit. a million pounds. b US a million dollars.
--adj. that amount to a million.
Phrases and idioms:
gone a million Austral. sl. completely defeated.
Derivatives:
millionfold adj. & adv. millionth adj. & n.
Etymology: ME f. OF, prob. f. It. millione f. mille thousand + -one augment. suffix