Definition: In computer science, a keyseater is a special type of key that has an extra feature or characteristic that makes it more difficult to use than other keys. Keyseaters are commonly used in security systems and can be useful for identifying objects or people. For example, in a home automation system, a keyseater could be a lock that uses a unique pattern or code that cannot be easily guessed by others. This is because the keyseater itself is not a regular lock, but rather