by marriage
idiom
—used to say that a relationship is created because one person is married to a family member of the other
She is my aunt by marriage.
They are related by marriage.
an aunt by marriage
Examples of by marriage in a Sentence
Recent Examples on the Web
Yasmin has chosen the questionable protection offered by marriage to Sir Henry Muck (Kit Harington), the heir to an ancient estate.
—
Rebecca Mead, New Yorker, 8 Dec. 2025
And now, 40 years later, two key players in the Iran/Contra controversy – Oliver North and his secretary Fawn Hall -- have been joined by marriage.
—Josh Meyer, USA Today, 11 Sep. 2025
Kelli O'Hara plays Aurora Fane on The Gilded Age, Agnes' niece by marriage who helps Marian Brook (also a relation of Agnes') break into society.
—Carson Blackwelder, People.com, 9 Aug. 2025
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Rebecca Mead, New Yorker, 8 Dec. 2025
And now, 40 years later, two key players in the Iran/Contra controversy – Oliver North and his secretary Fawn Hall -- have been joined by marriage.
—Josh Meyer, USA Today, 11 Sep. 2025
Kelli O'Hara plays Aurora Fane on The Gilded Age, Agnes' niece by marriage who helps Marian Brook (also a relation of Agnes') break into society.
—Carson Blackwelder, People.com, 9 Aug. 2025
Cite this Entry
“By marriage.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/by%20marriage. Accessed 23 Dec. 2025.
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