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[truhst-wur-th ee] /ˈtrʌstˌwɜr ði/
deserving of trust or confidence; dependable; reliable:
The treasurer was not entirely trustworthy.
Origin of trustworthy
First recorded in 1800-10; trust + worthy
Related forms
trustworthily, adverb
trustworthiness, noun
untrustworthily, adverb
untrustworthilyness, noun
untrustworthy, adjective
true, accurate, honest, faithful. See reliable. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for trustworthy
Contemporary Examples
Historical Examples
  • We'll row, and send it back to you here by some one who is trustworthy.

    It Happened in Egypt C. N. Williamson
  • No mechanic has a set of customers so trustworthy as God and the elements.

  • Yet, from the home standpoint she had been trustworthy, more trustworthy than most.

  • But she had been Jan's nurse, and was faithful and trustworthy beyond words.

    Jan and Her Job L. Allen Harker
  • I take it that trustworthy and honest in tangible things are much the same.

    Jan and Her Job L. Allen Harker
British Dictionary definitions for trustworthy


worthy of being trusted; honest, reliable, or dependable
Derived Forms
trustworthily, adverb
trustworthiness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for trustworthy

1791, from trust (n.) + worthy. Related: Trustworthiness.

Online Etymology Dictionary, © 2010 Douglas Harper
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