pact

Etymology

From Middle French pacte, from Old French, from Latin pactum (“something agreed upon”), from pacisci (“to agree”).

noun

1. An agreement; a compact; a covenant.
   write up a pact
   New sisters at the sorority have to agree to the pact set out by the former members.
2. (international law) An agreement between two or more nations
3. (military) An alliance or coalition.

verb

1. (intransitive) To form a pact; to agree formally.
   When national elites pacted in Mexico, they pacted to the advantage of the elites as against the masses and also to the advantage of the center as against the provinces. 1992, John Higley, Richard Gunther, Elites and Democratic Consolidation in Latin America and Southern Europe, page 129