1
: to utter or take solemnly (an oath)
2
a
: to assert as true or promise under oath
a sworn affidavit
swore to uphold the Constitution
b
: to assert or promise emphatically or earnestly
swore he'd study harder next time
3
a
: to put to an oath : administer an oath to
b
: to bind by an oath
swore them to secrecy
4
obsolete
: to invoke the name of (a sacred being) in an oath
5
: to bring into a specified state by swearing
swore his life away
swearer
noun
: oath, swear word
Synonyms
Examples of swear in a Sentence
Verb
He swore revenge on the killers.
I swear to God, I'll kill him if he comes back.
Don't swear in front of the children.
I do solemnly swear to tell the whole truth.
Noun
I heard him say a swear.
can't you express your frustration without using swears?
Recent Examples on the Web
Alex Weprin, The Hollywood Reporter, 21 Nov. 2024
Beauty launches come and go, but our editors have sworn by the following Lancôme skincare, makeup, and fragrance best-sellers throughout their careers (or, in many cases, even earlier).
—Allure, 20 Nov. 2024
Katie Lockhart, Robb Report, 11 Oct. 2024
Biggest takeaways from 'Hard Knocks' with Bears: An HBO show with no swears?
—Jim Reineking, USA TODAY, 6 Sep. 2024
See all Example Sentences for swear 
Examples are automatically compiled from online sources to
show current usage.
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Verb
Federal Communications Commission chairwoman Jessica Rosenworcel will step down from the agency next year, with her fellow commissioner Brendan Carr set to become chairman when Donald Trump is sworn into office.
—Alex Weprin, The Hollywood Reporter, 21 Nov. 2024
Beauty launches come and go, but our editors have sworn by the following Lancôme skincare, makeup, and fragrance best-sellers throughout their careers (or, in many cases, even earlier).
—Allure, 20 Nov. 2024
Noun
There’s a heavy focus on Asia’s first One&Only spa, featuring a green caviar body exfoliation and an Augustinus Bader facial celebs swear by.
—Katie Lockhart, Robb Report, 11 Oct. 2024
Biggest takeaways from 'Hard Knocks' with Bears: An HBO show with no swears?
—Jim Reineking, USA TODAY, 6 Sep. 2024
See all Example Sentences for swear
Dictionary Entries Near swear
Cite this Entry
“Swear.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/swear. Accessed 28 Nov. 2024.
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