0 a formal agreement between two people or groups of people:
[ + to infinitive ] Big drug companies plan to form a pact with the National Institutes of Health to share information.
1 a formal agreement between two people or groups of people:
a peace pact
2 a formal agreement between two or more people, groups of people, or organizations:
a non-aggression pact
The leader of the religious sect and 30 of his followers killed themselves in a suicide pact last year.
The federal constitution was the outcome of an implicit pact of mutual protection between the central government and regional elites.
Each party wanted to hold the presidency first because of uncertainty over whether the pact would hold in subsequent rounds.
The act of two or more people consenting on the same thing about giving or doing something being called a pact.
