what the fuck
1. rude slang An exclamation of surprise or disbelief. When the car in front of me suddenly slammed on its brakes, I couldn't help but scream, "What the fuck?" A: "It looks like you're account is in arrears." B: "What the fuck? That can't be right!"
2. rude slang Used to express extreme anger or indignation. What the fuck is my ex-boyfriend doing here? I can't believe she just said that to me! What the fuck!
3. rude slang 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 fuck?"