shell
Definition
The hard protective outer covering of certain animals, such as turtles, mollusks, or crustaceans.
A hollow or framework structure serving as the exterior of something, like a building or vehicle.
In computing, a program or environment that provides a command-line interface for interacting with an operating system.
A projectile designed to be fired from a gun or cannon, typically containing explosives or other payloads.
Examples
The turtle hid in its shell, wisely avoiding the millennial's endless TED Talk on productivity.
After the breakup, she moved into a shell of an apartment—views great, walls optional.
Power users swear by zsh over bash, claiming it shells out better autocomplete magic.
The artillery shell whistled by, reminding everyone that fireworks are just tiny, legal versions.