To Shut

1. (transitive) To close, to stop from being open.
2. (intransitive) To close, to stop being open.
3. (transitive or intransitive, chiefly Britain) To close a business temporarily, or (of a business) to be closed.
4. (transitive) To confine in an enclosed area.
5. (transitive) To catch or snag in the act of shutting something.
6. To preclude; to exclude; to bar out.

Usage notes

Except when part of one of the derived terms listed below, almost every use of shut can be replaced by close. The reverse is not true -- there are many uses of close that cannot be replaced by shut.