The English language has 643,000 words, but the origins of some of our commonest phrases remain a matter of conjecture.
The dictionary’s editors think that they know which prat first caused a domestic after taking a bung, but they promise to perform a flip-flop if someone can prove that it is more than a shaggy dog tale.
In other words, they will revise the next edition of the OED if anyone can provide compelling and verifiable evidence of an alternative provenance of a word or phrase. Suggestions will be debated on the new series of Balderdash and Piffle, the BBC Two lexicology programme.
Here's the current entry for stiletto.