1) Armed service 2) Maritime watchdog 3) Military service 4) Service 5) Shore-defense group 6) Smuggler catcher 
Governmental organization whose members patrol a nation's seacoast to prevent smuggling, assist distressed vessels, watch for oil slicks, and so on. In 1994 the Coastguard became an Executive Agency...
[n] - a military service responsible for the safety of maritime traffic in coastal waters
noun a military service responsible for the safety of maritime traffic in coastal waters
Governmental organization whose members patrol a nation's seacoast to prevent smuggling, assist distressed vessels, watch for oil slicks, and so on. In the UK, the Maritime and Coastguard Agency has responsibility for all civil maritime search and rescue operations around the UK coastline and up to 1,000 mi into the North Atlantic. .BTXT: H...