border patrol

noun
UK /ˈbɔːdə pəˈtrəʊl/
US /ˈbɔːrdər pəˈtroʊl/

A group of people who watch a country's edge to keep it safe.

The border patrol stopped the car at the crossing.


OTHER MEANINGS

2. The act of guarding a border.

Border patrol happens day and night along the river.

3. A government agency that protects a country's borders.

She works for border patrol in the south.

4. A team that checks people entering a country.

The border patrol asked to see their passports.