no kidding
1. I agree; you're right; that's true. A: "Wow, that exam was brutally difficult." B: "Yeah, no kidding!"
2. Are you being serious? A: "My aunt has a cabin we could use for the weekend." B: "No kidding? That would be awesome!"
3. I'm being honest or serious. No kidding, this boot camp will get you in the best shape of your life.
No kidding!
1. Inf. You are not kidding me, are you? (An expression of mild surprise.) Jane: I got elected vice president. Bill: No kidding! That's great!
2. Inf. Everyone already knows that! Did you just find that out? (Sarcastic.) Sue: It looks like taxes will be increasing. Tom: No kidding! What do you expect? Alice: I'm afraid I'm putting on a little weight. Jane: No kidding!
No kidding!
exclam. I am not kidding.; You are not kidding (are you)? No kidding! I never thought she would do that.