A lagoon is a body of comparatively shallow salt or brackish water separated from the deeper sea by a shallow or exposed sandbank, coral reef, or similar feature.
A particularly fine head on a man usually means that he is stupid; particularly deep philosophers are usually shallow thinkers; in literature, talents not much above the average are usually regarded by their contemporaries as geniuses. Robert Musil
I am going to get political on you. Because I am the most shallow person in the world, my mission is to see men's formal wear change a little bit. It is too rigid! Everybody looks like a penguin! Steven Cojocaru
I remember in Shallow Grave I remember a few times when we'd only have to do one take. But when you did have to do more than one, you'd build on the one you'd done. Ewan McGregor
In the shallow parts of many Swiss lakes, where there is a depth of no more than from 5 to 15 feet of water, ancient wooden piles are observed at the bottom sometimes worn down to the surface of the mud, sometimes projecting slightly above it. Charles Lyell
It's a good thing Winston Churchill was around before the shallow age of television. He might never have become one of the greatest leaders of all time. Neil Cavuto
Lagoon refers to both coastal lagoons formed by the build-up of sandbanks or reefs along shallow coastal waters, and the lagoons in atolls, formed by the growth of coral reefs on slowly sinking central islands.