plural sons-in-law
: the husband of one's daughter or son

Examples of son-in-law in a Sentence

Recent Examples on the Web
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The department has also added additional patrols in a nearby neighborhood, where Guthrie’s daughter, Annie Guthrie, and son-in-law Tommaso Cioni, live. Jessica Schladebeck, New York Daily News, 16 Apr. 2026 Procter & Gamble was formed in 1837 after a father-in-law suggested his two sons-in-law, a candlemaker and a soap maker, team up. Alexander Coolidge, USA Today, 15 Apr. 2026 Hansen is survived by his wife of 47 years, Shirley; son, Christian Hansen; daughter and son-in-law Heidi and Kevin Garvey; and son and daughter-in-law Josh and Ashli Hansen; and three grandchildren. Michelle Breier, San Diego Union-Tribune, 10 Apr. 2026 In August 2025, Border Patrol agents opened fire on Francisco Longoria, his son and 23-year-old son-in-law after breaking the driver’s side window of his truck, prompting him to drive off. Ruben Vives, Los Angeles Times, 9 Apr. 2026 See All Example Sentences for son-in-law

Word History

First Known Use

14th century, in the meaning defined above

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

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Cite this Entry

“Son-in-law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/son-in-law. Accessed 20 Apr. 2026.

Kids Definition

son-in-law

noun
ˈsən-ən-ˌlȯ
plural sons-in-law
ˈsən-zən-
: the husband of one's daughter or son

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