intransitive verb
Definition: To search for or gather shells, especially on a beach, or to lose a shell covering.
Example: We spent the afternoon shelling along the coast, collecting beautiful seashells.
noun
Definition: An outer covering or hard case that protects something inside, like the hard part of an egg, nut, or certain fruits.
Example: The turtle hid inside its shell to protect itself from danger.
transitive verb
Definition: To remove the outer covering from something, such as peas or oysters, or to hit a pitcher hard in baseball.
Example: The chef will shell the peas before adding them to the dish.