what the devil
idiomPart ofdevil
what the devil — idiom
1. Used before a question to express surprise, anger, or confusion about something.
1.idiom
Definition
Used before a question to express surprise, anger, or confusion about something.
Example
What the devil happened to the garden — the flowers are all pulled out of the soil.
What the devil did you put in this soup? It is so spicy that my mouth is burning.