1. (n.) A league or compact between two or more persons or states; an alliance\.

2. (n.) The persons, bodies, states, or nations united by a league; a confederation.

3. (n.) A combination of two or more persons to commit an unlawful act, or to do a lawful act by unlawful means. See Conspiracy.

Anschluss Bund Rochdale cooperative addition affiliation agglomeration aggregation agreement alignment alliance amalgamation anschluss artifice assemblage assimilation association axis band blend blending bloc body cabal cahoots cartel centralization coadunation coalescence coalition colleagueship college collegialism collegiality collusion combination combine combo common market complicity complot composition comradeship confederation confraternity congeries conglomeration conjugation conjunction connivance consolidation conspiracy consumer cooperative contrivance contriving cooperative cooperative society copartnership copartnery corps council counterplot covin credit union customs union deep-laid plot economic community ecumenism embodiment encompassment engineering enosis federalization federation fellowship finagling finesse frame-up fraternalism fraternity fraternization free trade area freemasonry fusion game gang group grouping hookup inclusion incorporation integration intrigue junction junta league little game machination machine maneuvering manipulation marriage meld melding merger mob package package deal partnership plot plotting political machine rigging ring scheme schemery scheming society sodality solidification sorority stratagem syncretism syndication syneresis synthesis tie-in tie-up trick underplot unification union web of intrigue wedding wire-pulling