Added 9 October 2026 caribbean noun Categories: NaturePlacesUncommon Words noun ! Definition from WordNet 3.1, Princeton University. More about caribbean at Wordnik → Where our words come from → An arm of the Atlantic Ocean between North and South America; the origin of the Gulf stream. Region including the Caribbean Islands. Related Words: belizeantillesandeanantilleanindiescaribcaricomregionbeslaccarribean Back to today's word