Definition

1. Noun:
   • Someone who keeps peace: A person who works to prevent or stop conflict, arguments, or fighting between others.
   • A member of a military force: A soldier or group of soldiers assigned, often with international approval, to maintain peace in a region of conflict.
   • (Historical) The pistol of a law officer: In the context of the 19th-century American West, a handgun carried by a sheriff or marshal to enforce order.

Usage Examples

• Noun:
  • As the eldest sibling, she often acted as the peacekeeper during family disputes.
  • United Nations peacekeepers were deployed to monitor the ceasefire.
  • The sheriff drew his peacekeeper, a Colt revolver, to defuse the standoff.

Advanced Usage

• "to serve as a peacekeeper": To perform the role of maintaining peace.
  • He served as a peacekeeper in the diplomatic negotiations between the two companies.

Variants and Related Words

• Peacekeeping (noun/adj): The activity or process of preserving peace. (e.g., ).
• Peacemaker (noun): A person who brings about peace, especially by reconciling adversaries. (This is a close synonym but often implies actively creating peace, whereas a peacekeeper may focus on maintaining an existing peace).

Synonyms

• Mediator: A person who attempts to make people involved in a conflict come to an agreement.
• Arbiter: A person who settles a dispute or has ultimate authority in a matter.
• Pacifier: One that pacifies or attempts to bring peace.

Related Phrases

• Peacekeeping force: The organized military body assigned to a peacekeeping role.
  • The international peacekeeping force established a buffer zone.

Related Idioms

• To keep the peace: To maintain public order or prevent arguments.
  • He made a minor concession just to keep the peace in the office.

Noun

1. the pistol of a law officer in the old West
2. someone who keeps peace
   • she's the peacekeeper in that family
3. a member of a military force that is assigned (often with international sanction) to preserve peace in a trouble area