mother-in-law

noun

moth·​er-in-law ˈmə-t͟hər-ən-ˌlȯ How to pronounce mother-in-law (audio)
ˈmət͟h-rən-,
ˈmə-t͟hərn-
plural mothers-in-law ˈmə-t͟hər-zən-ˌlȯ How to pronounce mother-in-law (audio)
1
: the mother of one's spouse
2
archaic : stepmother

Examples of mother-in-law in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
He was accompanied in court by his wife and mother-in-law, who together put up $260,000 in collateral on his $25,000 bond. Theresa Braine, New York Daily News, 19 Dec. 2024 And later, Violet, Evelyn’s mother-in-law comes to live with them. Lynnette Nicholas, Essence, 18 Dec. 2024 Their current partners are siblings, but Avery decides to keep her history with Logan hush-hush to stay in her potential future mother-in-law's (Kristin Chenoweth) good graces. Kelsie Gibson, People.com, 17 Dec. 2024 This led to a heated exchange, with the mother-in-law insisting her son would want her there. Dan Perry, Newsweek, 17 Dec. 2024 See all Example Sentences for mother-in-law 

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of mother-in-law was in the 14th century

Dictionary Entries Near mother-in-law

Cite this Entry

“Mother-in-law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mother-in-law. Accessed 22 Dec. 2024.

Kids Definition

mother-in-law

noun
moth·​er-in-law
ˈmət͟h-(ə-)rən-ˌlȯ,
ˈmət͟h-ərn-ˌlȯ
plural mothers-in-law
ˈmət͟h-ər-zən-
: the mother of one's husband or wife

More from Merriam-Webster on mother-in-law

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