A more thorough explanation:

Definition: Contra spolium is a legal term used in Scots law. It means "against the spoil" and refers to a real action that can be taken to recover stolen movable property.

Example: If someone steals your car, you can take legal action against them using contra spolium to try and get your car back.

Explanation: Contra spolium is a legal tool that allows someone to take action against a thief who has stolen their movable property. In the example given, if someone steals your car, you can use contra spolium to try and recover it. This means you can take legal action against the thief to get your car back.