swear to God

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

1. (informal) To vigorously affirm the truth of a statement, knowing that the failure to do so may result in a punishment from God.

   Synonyms: swear on a stack of Bibles, swear on the Bible, swear on one's life

• to God

swear to God

1. (informal) Used to indicate that the speaker is swearing to God.
2. (informal) Used to indicate a high level of seriousness.

• honest to God

• “hope wish swear to God”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present.
• “swear to God” (US) / “swear to God” (UK) in Macmillan English Dictionary.