■ cardinal number informal an extremely large number of people or things.
Derivatives
~aire noun
~th ordinal number .
Origin
1940s: from Z (perh. as a symbol of an unknown quantity) + million .
■ cardinal number informal an extremely large number of people or things.
Derivatives
~aire noun
~th ordinal number .
Origin
1940s: from Z (perh. as a symbol of an unknown quantity) + million .
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004