what the meaning
EN- Interjection
- Used to express astonishment or incredulity, as a question or questioning of the situation at hand, without requiring any specific vulgarity as intensifier.
- Used to express astonishment or incredulity, as a question or questioning of the situation at hand, without requiring any specific vulgarity as intensifier.
Definition of what the in English Dictionary
- Part-of-Speech Hierarchy
- Interjections
- Interjections
Source: Wiktionary
Grammatically, this idiom "what the" is an interjection.