take someone's word

take (one's) word

To accept what one says without further verifying or investigating. You're right to be wary, but, in this case, I think we can take John's word. He has no reason to lie to us.
See also: take, word
Farlex Dictionary of Idioms.

take someone's word (for it)

believe what someone says or writes without checking for yourself.
See also: take, word
Farlex Partner Idioms Dictionary
See also:
  • take (one's) word
  • take (one's) word for it
  • take my word for it
  • take somebody's word for it
  • take (one's) word on it
  • take (one's) word on (something)
  • take (one's) word for (something)
  • take word for
  • take word for it
  • take (something) on faith
References in periodicals archive
"How can they just take someone's word for it and use a balance of probability to find him guilty?