コーストガードMeanings1nouncoast guardRefers to the maritime security organization. The Japanese equivalent is 沿岸警備隊, but the English loanword is also used.See also: 沿岸警備隊アメリカのコーストガードは沿えん岸がん警けい備びを行おこなう。The U.S. Coast Guard carries out coastal patrols.