built-in job
nounUK /ˌbɪlt ˈɪn dʒɒb/
US /ˌbɪlt ˈɪn dʒɑːb/
A built-in job is a job that comes as part of something else, like a special task that is already included.
The robot has a built-in job of cleaning the floor every morning.
RELATED WORDS
OTHER MEANINGS
2. A permanent position that is guaranteed as part of a larger arrangement.
The new contract gave him a built-in job at the factory.
3. A task that a device or program does automatically without being asked.
The app's built-in job is to back up your photos each night.
4. A responsibility that naturally belongs to a particular role.
Checking the locks is a built-in job of the night guard.