Oath n.; pl. Oaths
 1. A solemn affirmation or declaration, made with a reverent appeal to God for the truth of what is affirmed. “I have an oath in heaven”
    An oath of secrecy for the concealing of those [inventions] which we think fit to keep secret.   --Bacon.
 2. A solemn affirmation, connected with a sacred object, or one regarded as sacred, as the temple, the altar, the blood of Abel, the Bible, the Koran, etc.
 3. Law An appeal (in verification of a statement made) to a superior sanction, in such a form as exposes the party making the appeal to an indictment for perjury if the statement be false.
 4. A careless and blasphemous use of the name of the divine Being, or anything divine or sacred, by way of appeal or as a profane exclamation or ejaculation; an expression of profane swearing. “A terrible oath”
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