n.
1.the state of being allied or confederated
2.a connection based on kinship or marriage or common interest
3.an organization of people (or countries) involved in a pact or treaty
4.a formal agreement establishing an association or alliance between nations or other groups to achieve a particular aim
5.the act of forming an alliance or confederation
Idiom of the Day
swear (someone) in or swear in (someone)
to have a person promise to do his or her duty as a member of an organization or in a formal position.
The new mayor of the city was sworn in at a large ceremony last evening.