coast
n. countable A2 Elementary Oxford US //ˈkoʊst// UK //kˈəʊst// coast
n. the area where the land meets the sea or ocean. You use this word to talk about the edge of a country or the beaches and cliffs along the water.
n. the land along or near a sea or ocean. Often used to distinguish maritime regions from inland areas.
We spent our summer holiday on the coast.
The rugged coast of Maine is famous for its rocky cliffs and historic lighthouses.
Environmental scientists are monitoring how rising sea levels affect the delicate ecosystems along the southern coast, where salt marshes provide a vital buffer against storm surges.
Usage
Often used with the definite article 'the' when referring to a specific geographical edge.