n.
1.the action of opposing something that you disapprove or disagree with
2.the relation between opposed entities
3.the act of opposing groups confronting each other
4.a contestant that you are matched against
5.a body of people united in opposing something
6.a direction opposite to another
7.an armed adversary (especially a member of an opposing military force)
8.a political party opposed to the party in power and prepared to replace it if elected
Idiom of the Day
to the core
all the way through, basically
The local government is corrupt to the core and everybody wants the mayor to leave office.