cove

1. A hollow in a rock; a cave or cavern.
2. A concave vault or archway, especially the arch of a ceiling.
3. A small coastal inlet, especially one having high cliffs protecting vessels from prevailing winds.
4. A strip of prairie extending into woodland.
5. A recess or sheltered area on the slopes of a mountain.
6. The wooden roof of the stern gallery of an old sailing warship.
7. A thin line, sometimes gilded, along a yacht's strake below deck level.

verb

To arch over; to build in a hollow concave form; to make in the form of a cove.

1. (thieves' cant) A fellow; a man.
2. A friend; a mate.

verb

To brood, cover, over, or sit over, as birds their eggs.