what the hey!

what the hey

slang Why not? An aside used to emphasize one's nonchalance toward something. Often used as a euphemism 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

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