rustbucket
nounUK /ˈrʌstˌbʌkɪt/
US /ˈrʌstˌbʌkɪt/
An old car or boat that is very rusty and falling apart.
My uncle still drives that old rustbucket to work every day.
OTHER MEANINGS
2. An old, worn-out ship or boat that is no longer in good condition.
The fishermen set out in a rustbucket that leaked from every seam.
3. Any old machine or piece of equipment that is badly rusted and unreliable.
That rustbucket of a tractor broke down again in the middle of the field.
4. A person or thing considered old, outdated, and no longer useful.
The company finally replaced its rustbucket of a computer system.