swear by

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English[edit]

Pronunciation[edit]

  • (file)

Verb[edit]

swear by (third-person singular simple present swears by, present participle swearing by, simple past swore by, past participle sworn by)

  1. To invoke in an oath; to swear upon.
  2. (idiomatic) To trust wholeheartedly.
    I swear by my Petit Larousse when it comes to learning French.
    He swears by cream of tartar to make the meringues stiff.

Translations[edit]

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