3 ms·
It's common in Britain. As far as I know the thinking is: nut (head) => nut case / nuts / nutty etc. => "nuttier than a fruitcake" => fruitcake.
by hanoz 9y ago
It's common in Britain. As far as I know the thinking is: nut (head) => nut case / nuts / nutty etc. => "nuttier than a fruitcake" => fruitcake.