DictionarypartyParticipant or side
noun

party

A person or group involved in an agreement, legal case, or dispute.

Both parties sign the agreement before work begins.

Etymology

The earlier meaning is a part or side. Legal usage treats each participant in an agreement or dispute as one of its distinct sides, hence a party.

More examples

  • She is a party to the lawsuit.
  • Each party keeps a copy.
  • The third party offered to mediate.

Forms

party · parties

Similar words

participant
Broader; need not have a legal relationship.