Meaning of “prevail on/upon sb to do sth” - Learner’s Dictionary

prevail on/upon sb to do sth

formal phrasal verb with prevail uk us /prɪˈveɪl/ verb [ I ] formal

to persuade someone to do something that they do not want to do:

(Definition of “prevail on/upon sb to do sth” from the Cambridge Learner’s Dictionary © Cambridge University Press)