got it in one

A phrase used when one has accurately guessed something. A: "Does Alex die at the end of the movie? B: "Yep, got it in one." A: "How many jellybeans are in there? I dunno—78?" B: "Wow! Got it in one!" C: "No, that's impossible—he clearly cheated!" Whoa, got in one! How on earth did you know that character was covering up a murder?

got it in one

you've got it in one

BRITISH

If someone guesses something and you say got it in one or you've got it in one, you mean that they have guessed correctly. `My husband just broke my favourite piece of china,' said my friend. `Guess whose fault it was.' `Yours,' I said. `Got it in one,' she said. `Is that a Birmingham accent?' I asked. `You've got it in one,' he replied.

(you’ve, he’s, etc.) got it in ˈone

(informal) used when somebody understands or gets the right answer immediately: ‘I don’t think this job really suits me.’ ‘So you’re thinking of leaving?’ ‘Yes, Dick, you’ve got it in one.’