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son-in-law

American  
[suhn-in-law] / ˈsʌn ɪnˌlɔ /

noun

  • sons-in-law
    plural
  1. the husband of one's child.


son-in-law British  

noun

  1. the husband of one's daughter

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of son-in-law

First recorded in 1300–50; Middle English sone in lawe; see origin at son, in, law 1; from Middle English in-lawe “in law,” i.e., “a person within the regulation and protection of the law,” based on the prohibition by Roman civil law and, later, Christian canon law, of marriages within four degrees of consanguinity, i.e., up to and including first cousins

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Witkoff, a business ally of US President Donald Trump, traveled to Russia and Ukraine over the weekend alongside negotiating partner Jared Kushner, who is Trump's son-in-law.

From Barron's Sep. 7, 2026

Friedkin leaves the day-to-day running of the club to his son-in-law Rishi Majithia, who works in tandem with chief executive Angus Kinnear.

From BBC Sep. 5, 2026

And with that, the younger brother of Jared Kushner, President Trump’s son-in-law, was thrust into a media spotlight he has largely shunned.

From Los Angeles Times Aug. 30, 2026

He has dispatched special envoy Steve Witkoff to Moscow to meet with Putin several times, later sending his son-in-law Jared Kushner to join him.

From The Wall Street Journal Aug. 27, 2026

The new son-in-law he even felt sorry for—he could see this husband would give out on his strong-willed second daughter.

From "How the García Girls Lost Their Accents" by Julia Alvarez

Every year, we give each of our daughters and sons-in-law $100 for their birthdays.

From MarketWatch Jul. 1, 2026

The couple are survived by their daughters, sons-in-law and grandchildren, the trust said.

From BBC Jan. 4, 2026

The same masters, however, often changed the rules of their guild so that only the sons and sons-in-law of current masters could become masters themselves.

From Textbooks Apr. 19, 2023

Donahue is survived by his wife Andrea and three daughters, Nicole, Michele and Jennifer, in addition to three sons-in-law and 10 grandchildren.

From Los Angeles Times Jul. 4, 2021

PapS assigns the different facts to his sons-in-law.

From "In the Time of the Butterflies" by Julia Alvarez

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