GUESS

[noun] [C]A guess is an attempt to give the right answer when you are not certain if you are correct.Go on - have/make/(US) take a guess.Both teams made some wild guesses (= ones which were made without much thought), none of which were right."What's the time?" "It's about 5 o'clock, at a guess (= without knowing exactly)."Someone's guess is also their opinion about something which is formed without any knowledge of the situation.Her parents' guess was that she and David had quarrelled."I don't know why she's so late." "My guess is that her car has broken down."If you say that something is anyone's/anybody's guess, you mean it is not possible for anyone to really know.The plan is to double the amount of nuclear power produced, but what the effect will be is anyone's guess. [+ speech]If you say Your guess is as good as mine, you mean that you do not know what has happened or what will happen."What's he up to?" "I don't know. Your guess is as good as mine."