1. regions near or along a border between countries or territories
Usage: usually plural
2. areas that are intermediate between two different conditions, states, or categories
Usage: figurative use

Examples

• The borderlands between Mexico and the United States have a unique cultural identity.
• Many families in the borderlands speak both English and Spanish fluently.
• Trade flourishes in the borderlands where different economies meet.
• The novel explores the borderlands between reality and fantasy.
• These communities exist in the borderlands between urban and rural life.
• The borderlands were often sites of conflict throughout history.