n.
1.the alliance of nations that fought the Axis in World War II and which (with subsequent additions) signed the charter of the United Nations in 1945
2.in World War I the alliance of Great Britain and France and Russia and all the other nations that became allied with them in opposing the Central Powers
3.an alliance of nations joining together to fight a common enemy
Idiom of the Day
tie up (someone) or tie (someone) up
to take all of someone's time
The meeting tied up the manager so she was unable to answer the phone.