1. a person who settles in and helps establish a colony
Usage: British spelling; American spelling is 'colonizer'
2. a person or nation that establishes political control over a foreign territory and its people
Usage: often used in historical or political contexts

Examples

• The early colonisers of Australia faced harsh environmental conditions.
• European colonisers established settlements across North America in the 17th century.
• The colonisers imposed their language and customs on the indigenous population.
• Many colonisers sought wealth and resources in newly discovered lands.
• Historians study the motivations and impact of colonisers on native societies.
• The colonisers built forts and trading posts along the coast.