American English

Definition of guess verb from the Oxford Advanced American Dictionary



    Verb Forms present simple I / you / we / they guess
    he / she / it guesses
    past simple guessed
    -ing form guessing
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  1. 1[intransitive, transitive] to try and give an answer or make a judgment about something without being sure of all the facts I don't really know. I'm just guessing. guess at something We can only guess at her reasons for leaving. + adj. He guessed right/wrong. guess (that)… I'd guess that she's about 30. guess where, who, etc… Can you guess where I've been? guess something Can you guess his age?
  2. 2[transitive] to find the right answer to a question or the truth without knowing all the facts guess something She guessed the answer right away. guess what, where, etc… You'll never guess what she told me. guess (that)… You would never guess (that) she had problems. She's always so cheerful. see also second-guess
  3. 3I guess [transitive, intransitive] guess (that)… (informal) to suppose that something is true or likely I guess (that) you'll be looking for a new job now. I guess I'm just lucky. “He didn't see me, I guess.” “Are you ready to go?” “Yeah,I guess so.” “They aren't coming, then?” “I guess not.”
  4. 4guess…! [transitive] used to show that you are going to say something surprising or exciting guess something Guess what! He asked me out! guess who, where, etc… Guess who I just saw!
  5. Idioms
    keep somebody guessing (informal)
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    to not tell someone about your plans or what is going to happen next It's the kind of book that keeps you guessing right to the end.
See the Oxford Advanced Learner's Dictionary entry: guess