what the hey

what the hay

slang "Hay" is used as a euphemistic substitution for the word "hell."
1. An exclamation of confusion or disbelief. A: "It looks like your account is in arrears." B: "What the hay? That can't be right!" What the hay? Why did my computer just shut down?
2. Why not? An aside used to emphasize one's nonchalance toward something. A: "Do you want to skip school and go the beach instead?" B: "Sure, what the hay?"
See also: hay, what

what the hey

slang Why not? An aside used to emphasize one's nonchalance toward something. Often used as a euphemistic substitution for "what the hell." Sure, I'm not doing anything today, let's go to the beach—what the hey? What the hey, I'll go to the movies with you tonight.
See also: hey, what
Farlex Dictionary of Idioms.

what the ˈhey!

(American English, spoken) it doesn’t matter; I don’t care: This is probably a bad idea, but what the hey!
See also: what
Farlex Partner Idioms Dictionary
See also:
  • what the hay
  • what the F
  • what the fudge
  • what the hey!
  • noes
  • oh noes
  • sweet FA
  • hoo-rah
  • the dear only knows