1. favoring or characterized by territorial, economic, or political expansion

1. a person who advocates or supports expansion, especially territorial or economic expansion

Examples

• The country's expansionist policies led to conflicts with neighboring nations.
• Many viewed the president as having expansionist ambitions in the region.
• The expansionist movement gained support among business leaders.
• He was known as an expansionist who believed in spreading democracy worldwide.
• The expansionist argued that territorial growth would benefit the economy.
• Critics opposed the expansionist agenda as too aggressive.
• The party's expansionist platform appealed to nationalist voters.