take an oath


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take an oath

To make a formal, binding promise (to do something). You took an oath when you agreed to be a witness in this trial, so you must answer my questions completely truthfully! We all took oaths to keep this a secret until the day we die.
See also: oath, take
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

take an oath

to make an oath; to swear to something. You must take an oath that you will never tell anyone about this. When I was a witness in court, I had to take an oath that I would tell the truth.
See also: oath, take
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

take an oath

To agree to a pledge of truthfulness or faithful performance.
See also: oath, take
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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