1. a person who preempts or takes action to prevent something from happening
Usage: formal
2. a person who acquires land through preemption rights
Usage: legal; historical

Examples

• The preemptor acted quickly to secure the property before others could bid.
• As a preemptor of potential conflicts, she always addressed issues early.
• The homestead act allowed preemptors to claim land at reduced prices.
• He was known as a preemptor who anticipated market changes.
• The preemptor filed the necessary paperwork to establish his claim.
• Early settlers often served as preemptors in the western territories.