U.S. Coast Guard(USCG)

Agency

Legal Definition of U.S. Coast Guard

branch of the U.S. Armed Forces and agency within the Department of Homeland Security charged with enforcing U.S. maritime laws and ensuring the safety of the nation's ports and waterways. In addition to enforcing federal maritime laws and applicable international agreements, and assisting other federal law enforcement agencies in their work, the Coast Guard performs marine safety-inspection and licensing activities, enforces rules and regulations governing the safe use of U.S. ports and waterways, maintains various aids to navigation (such as lights and buoys), administers statutes governing the construction of certain bridges, carries out drug and migrant interdiction, and performs various other activities (such as search and rescue operations and marine environmental response) in support of its mission.

Learn More about U.S. Coast Guard

Share U.S. Coast Guard

Comments on U.S. Coast Guard

What made you want to look up U.S. Coast Guard? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to reflect, repel, echo, or resound

Get Word of the Day daily email!

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt-painting-a-young-scholar-and-his-tutor
  • Which of the following is the earliest known sense of the word awe?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!