What in the hell?
what in the hell
An exclamation used to emphasize surprise, shock, anger, disgust, etc. In this phrase, "in the hell" is used as an intensifier. What in the hell do you think you're doing? You can't come in here! What in the hell? I just had this fixed, and now there's a dent in it! Just what in the hell is going on here?
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
What (in) the hell?
1. interrog. What has happened?; What? What the hell happened here?
2. interrog. What does it matter? (Usually with the force of an exclamation.) Don’t be such a cheapskate. Get the nice one. What the hell!
See also: what
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.