take word for it

take somebody's word for it

to believe that something is true because someone tells you it is, without making sure that it really is true (often in future tenses) If you say you've checked the money I'll take your word for it. Don't just take her word for it - go and see for yourself.

See also: take, word

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take somebody's word for it also take somebody at their word

to believe someone If she says she's sick, you have to take her word for it. I took him at his word when he said he could translate Russian.

See also: take, word