third party

noun

1. any party to an incident, case, quarrel, etc., who is incidentally involved.

2. (in a two-party system) a political party formed as a dissenting or independent group from members of one or both of the two prevailing major parties.

third party

noun

1. a person who is involved by chance or only incidentally in a legal proceeding, agreement, or other transaction, esp one against whom a defendant claims indemnity

adjective

1. insurance providing protection against liability caused by accidental injury or death of other persons or damage to their property

   third-party insurance

Word History and Origins

Origin of third party¹

An Americanism dating back to 1795–1805

Example Sentences

Since then, law firms have hunted aggressively for lucrative cases, flooding social media with ads and quietly tapping third parties to find former occupants of county-run juvenile halls and foster homes.

From Los Angeles Times

In a report, the council said its executive leadership team had met "Reform UK visitors" twice to discuss "potential opportunities to share data with third parties for the purpose of identifying efficiencies and potential savings".

From BBC

Listening to third parties with agendas speak glowingly of your talent is hard.

From Los Angeles Times

The club explained that when the new owners took over four years ago, they ended agreements with third parties that allowed them to sell tickets.

From BBC

The company has admitted some data may have been viewed or stolen by third parties as a result of the cyber attack.

From BBC

Related Words

• mediator