Con‐fed″er‐a‐cy (?), n.; pl.Confederacies (#). [From Confederate, a.] 1. A league or compact between two or more persons, bodies of men, or states, for mutual support or common action; alliance.
The friendships of the world are oft
Confederacies in vice or leagues of pleasure.
Addison.
He hath heard of our confederacy.
Shak.
Virginia promoted a confederacy.
Bancroft.
2. The persons, bodies, states, or nations united by a league; a confederation.
The Grecian common wealth,... the most heroic confederacy that ever existed.
Harris.
Virgil has a whole confederacy against him.
Dryden.
3. (Law) A combination of two or more persons to commit an unlawful act, or to do a lawful act by unlawful means. See Conspiracy.
Syn. — League; compact; alliance; association; union; combination; confederation.