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father-in-law

noun

ˈfä-t͟hə-rən-ˌlȯ How to pronounce father-in-law (audio)
-t͟hərn-ˌlȯ
plural fathers-in-law ˈfä-t͟hər-zən-ˌlȯ How to pronounce father-in-law (audio)
1
: the father of one's spouse
2
archaic : stepfather

Examples of father-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.
The 11 days since his father-in-law’s death have been difficult. Don Norcross, San Diego Union-Tribune, 24 Nov. 2025 The husband shared that his late father-in-law had been the family’s driver and caretaker, even taking his wife to and from work every day. Ashley Vega, PEOPLE, 15 Nov. 2025 Suharto, who is also the current leader’s father-in-law, came to power following brutal bloodletting in 1965 in which at least half a million people alleged to be communists were killed, and critics point to widespread reports of torture and forced disappearances through to his overthrow in 1998. Prashant Rao, semafor.com, 11 Nov. 2025 Lisa Rewald and Kenneth Kondrat talked about Raymond Wojtowicz — Rewald’s father and Kondrat’s father-in-law — who joined the Army at 18, dropping out of high school to enlist and, near the end of the war, ending up in Germany. Frank Witsil, Freep.com, 11 Nov. 2025 See All Example Sentences for father-in-law

Word History

First Known Use

14th century, in the meaning defined at sense 1

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

Browse Nearby Words

Cite this Entry

“Father-in-law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/father-in-law. Accessed 28 Nov. 2025.

Kids Definition

father-in-law

noun
fa·​ther-in-law
ˈfät͟h-(ə-)rən-ˌlȯ
ˈfȧt͟h-
-ərn-ˌlȯ
plural fathers-in-law
ˈfät͟h-ər-zən-
ˈfȧt͟h-
: the father of one's husband or wife

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