" Fell off the back of a lorry "
Meaning:
A coy reference to an item that has been stolen.
Example:
That iPad I just bought in the pub was really cheap. Best not to ask me where it came from. Let's just say it fell off the back of a lorry.
Where did it originate?:
Britain, mid/late 20th century. The USA has a 'fell off the back of a truck' variant.
Where is it used?:
Britain.
Hear the idiom spoken: