- a solemn appeal to a deity, or to some revered person or thing, to witness one's determination to speak the truth, to keep a promise, etc.: to testify upon oath.
- a statement or promise strengthened by such an appeal.
- a formally affirmed statement or promise accepted as an equivalent of an appeal to a deity or to a revered person or thing; affirmation.
- the form of words in which such a statement or promise is made.
- an irreverent or blasphemous use of the name of God or anything sacred.
- any profane expression; curse; swearword: He slammed the door with a muttered oath.
- take an oath, to swear solemnly; vow.
Origin of oath
SynonymsSee more synonyms for oath on Thesaurus.com
Examples from the Web for oath
When our elected representatives assume their respective offices, they take an oath to “protect and defend the Constitution.”Are Police Stealing People’s Property?
Joan Blades, Matt Kibbe
January 2, 2015
This Oath Keeper was there for the protest, which had yet to materialize, and had a few friends joining him, he told me.NYC’s Garner Protesters vs. Pro-Cop Protesters
December 20, 2014
But given their anti-government rhetoric, the Oath Keepers' presence could inflame tensions further.The Oath Keepers Patrol Rooftops in Ferguson—The Facts Behind This ‘Mysterious’ Militia Group
December 1, 2014
The oath, according to the King James Bible, requires one to “do according to all that proceeds out of his mouth.”The Supreme Court Is Weighing Corporate Power Yet Again
October 17, 2014
“The government cannot compel a nonbeliever to take an oath that affirms the existence of a supreme being,” Miller added.U.S. Air Force: Swear to God—or Get Out
September 8, 2014
President Cleveland held an umbrella over his head as he took the oath.
Chief Justice John Marshall administered the oath of office.
The oath taken in the presence of the people becomes a mutual covenant.
With an oath he turned on his heel and made for the uplands.The Raid From Beausejour; And How The Carter Boys Lifted The Mortgage
Charles G. D. Roberts
To respect an oath is a duty which the individual owes to society.The Story of the Malakand Field Force
Sir Winston S. Churchill
- a solemn pronouncement to affirm the truth of a statement or to pledge a person to some course of action, often involving a sacred being or object as witnessRelated adjective: juratory
- the form of such a pronouncement
- an irreverent or blasphemous expression, esp one involving the name of a deity; curse
- on oath, upon oath or under oath
- under the obligation of an oath
- lawhaving sworn to tell the truth, usually with one's hand on the Bible
- take an oath to declare formally with an oath or pledge, esp before giving evidence
Word Origin and History for oath
Old English að "oath, judicial swearing, solemn appeal to deity in witness of truth or a promise," from Proto-Germanic *aithaz (cf. Old Norse eiðr, Swedish ed, Old Saxon, Old Frisian eth, Middle Dutch eet, Dutch eed, German eid, Gothic aiþs "oath"), from PIE *oi-to- "an oath" (cf. Old Irish oeth "oath"). In reference to careless invocations of divinity, from late 12c.