solemn vow

American  

noun

Roman Catholic Church.

1. a perpetual, irrevocable public vow taken by a religious, in which property may not be owned by the individual, and marriage is held invalid under canon law.

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Etymology

Origin of solemn vow

Middle English word dating back to 1350–1400

Example Sentences

Four days before Elon Musk’s bid to buy Twitter was accepted, he made a solemn vow.

From Slate

Netanyahu’s solemn vow was that the Jewish state would never allow a regime promoting Holocaust denial and that was committed to Israel’s destruction to acquire nuclear weapons.

From Los Angeles Times

"When my last movie 'UHF' came out in 1989, I made a solemn vow to my fans that I would release a major motion picture every 33 years, like clockwork," Yankovic said in a statement.

From Salon

“When my last movie ‘UHF’ came out in 1989, I made a solemn vow to my fans that I would release a major motion picture every 33 years, like clockwork.

From Los Angeles Times

"When my last movie 'UHF' came out in 1989, I made a solemn vow to my fans that I would release a major motion picture every 33 years, like clockwork. I’m very happy to say we’re on schedule," said Yankovic.

From Fox News