Definition of “rely on/upon sb/sth” - English Dictionary

british dictionary

“rely on/upon sb/sth” in British English

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rely on/upon sb/sth

phrasal verb with rely uk /rɪˈlaɪ/ us /rɪˈlaɪ/ verb

B2 to need a particular thing or the help and support of someone or something in order to continue, to work correctly, or to succeed:

[ + -ing verb ] The success of this project relies on everyone making an effort.
I rely on you for good advice.
[ + to infinitive ] I'm relying on the garage to fix the car by tomorrow.

B2 to trust someone or something or to expect him, her, or it to behave in a particular way:

British weather can never be relied on - it's always changing.
[ + -ing verb ] Don't rely on finding me here when you get back (= I might have gone).

More examples

  • Can we confidently rely on him to get the job done?
  • The school has to rely on the goodwill of the parents to help it raise money.
  • When you're apart you rely so heavily on the phone.
  • These computer games rely on 3-D graphics.
  • One of the good things about Inga is that you can always rely on her unfailing enthusiasm.

(Definition of “rely on/upon sb/sth” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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