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English definition of “swear by sth”

swear by sth

informal phrasal verb with swear     /sweər/ US  /swer/ verb (swore, sworn)
to believe strongly that something is effective or useful : My dad swears by these vitamin pills .Believing
(Definition of swear by sth from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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Translations of “swear by sth”

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