a force, usually naval, that enforces a nation's maritime laws and assists vessels wrecked or in distress on or near its coasts. Such forces originated during the early 19th century as a restraint on smuggling.
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|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|the offspring of a zebra and a donkey.|