Definition of trust verb from the Oxford Advanced Learner's Dictionary

     

    trust

     verb
    verb
    BrE BrE//trʌst//
     
    ; NAmE NAmE//trʌst//
     
    Verb Forms present simple I / you / we / they trust
    BrE BrE//trʌst//
     
    ; NAmE NAmE//trʌst//
     
    he / she / it trusts
    BrE BrE//trʌsts//
     
    ; NAmE NAmE//trʌsts//
     
    past simple trusted
    BrE BrE//ˈtrʌstɪd//
     
    ; NAmE NAmE//ˈtrʌstɪd//
     
    past participle trusted
    BrE BrE//ˈtrʌstɪd//
     
    ; NAmE NAmE//ˈtrʌstɪd//
     
    -ing form trusting
    BrE BrE//ˈtrʌstɪŋ//
     
    ; NAmE NAmE//ˈtrʌstɪŋ//
     
    Honest
     
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  1. 1to have confidence in somebody; to believe that somebody is good, sincere, honest, etc. trust somebody She trusts Alan implicitly. trust somebody to do something You can trust me not to tell anyone. See related entries: Honest
  2. 2trust something to believe that something is true or correct or that you can rely on it He trusted her judgement. Don't trust what the newspapers say! Synonymstrustdepend on somebody/​something rely on somebody/​something count on somebody/​something believe in somebodyThese words all mean to believe that somebody/​something will do what you hope or expect of them or that what they tell you is correct or true.trust to believe that somebody is good, honest, sincere, etc. and that they will do what you expect of them or do the right thing; to believe that something is true or correct:You can trust me not to tell anyone. Don’t trust what you read in the newspapers!depend on/​upon somebody/​something (often used with can/​cannot/​could/​could not) to trust somebody/​something to do what you expect or want, to do the right thing, or to be true or correct:He was the sort of person you could depend on. Can you depend on her version of what happened?rely on/​upon somebody/​something (used especially with can/​cannot/​could/​could not and should/​should not) to trust somebody/​something to do what you expect or want, or to be honest, correct or good enough:Can I rely on you to keep this secret? You can’t rely on any figures you get from them.trust, depend or rely on/​upon somebody/​something?You can trust a person but not a thing or system. You can trust somebody’s judgement or advice, but not their support. You can depend on somebody’s support, but not their judgement or advice. Rely on/​upon somebody/​something is used especially with you can/​could or you should to give advice or a promise:I don’t really rely on his judgement. You can’t really rely on his judgement.count on somebody/​something (often used with can/​cannot/​could/​could not) to be sure that somebody will do what you need them to do, or that something will happen as you want it to happen:I’m counting on you to help me. We can’t count on the good weather lasting.believe in somebody to feel that you can trust somebody and/​or that they will be successful:They need a leader they can believe in.Patterns to trust/​depend on/​rely on/​count on somebody/​something to do something to trust/​believe in somebody/​something to trust/​rely on somebody’s advice/​judgement to depend on/​rely on/​count on somebody’s support to completely trust/​depend on/​rely on/​believe in somebody/​something
  3. 3trust (that)… (formal) to hope and expect that something is true I trust (that) you have no objections to our proposals?
  4. Word Origin Middle English: from Old Norse traust, from traustr ‘strong’; the verb from Old Norse treysta, assimilated to the noun.Extra examples He is not to be trusted with other people’s money. I knew I could trust John. I trust you implicitly. I was afraid to trust anyone after that. I was reluctant to trust the evidence of my senses. In my position I cannot risk blindly trusting anyone. You can never entirely trust even a ‘tame’ leopard. You have to trust in the competence of others. the only person I truly trusted tried and trusted techniques Can they be trusted to carry out the work properly? Don’t trust what you read in the newspapers! He says he wants to help you, but I wouldn’t trust him an inch. I don’t really trust his judgement. It seems you can’t trust anyone these days. She didn’t trust herself to speak. She trusts him implicitly. Some teachers prefer the tried and trusted methods of language learning. Such figures are not to be trusted. Trust John to forget Sue’s birthday!Idioms
    not trust somebody an inch
     
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    to not trust somebody at all He says he just wants to help you but I wouldn’t trust him an inch if I were you.
    tried and tested/trusted(British English)(North American English tried and true)
     
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    that you have used or relied on in the past successfully a tried and tested method for solving the problem More Like This Alliteration in idioms belt and braces, black and blue, born and bred, chalk and cheese, chop and change, done and dusted, down and dirty, in dribs and drabs, eat somebody out of house and home, facts and figures, fast and furious, first and foremost, forgive and forget, hale and hearty, hem and haw, kith and kin, mix and match, part and parcel, puff and pant, to rack and ruin, rant and rave, risk life and limb, short and sweet, signed and sealed, spic and span, through thick and thin, this and that, top and tail, tried and tested, wax and waneSee worksheet.
    trust you, him, her, etc. (to do something)
     
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    (informal) used when somebody does or says something that you think is typical of them Trust John to forget Sue's birthday!
    Phrasal Verbstrust in somebodytrust to somethingtrust somebody with somebody
See the Oxford Advanced American Dictionary entry: trust