what (in) the deuce

what (in) the deuce

An exclamation used to emphasize surprise, shock, or bafflement. ("Deuce" is a minced oath in place of the word "devil.") Just what the deuce is going on here? What in the deuce? I just put my sandwich down, and now it's gone!
See also: deuce, what
Farlex Dictionary of Idioms.

What the deuce?

Sl. What has happened?; What? (Deuce is an old word for devil.) What the deuce! Who are you? What the deuce! Who did this?
See also: what
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

What the deuce?

interrog. What has happened?; What? (Deuce is an old word for devil.) What the deuce! Who are you?
See also: what
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • What the deuce?
  • what (in) the devil
  • what (in) the dickens
  • like the deuce
  • deuce-deuce
  • deaded
  • fo-fo