son-in-law

American  

[suhn-in-law] / ˈsʌn ɪnˌlɔ /

noun

plural

sons-in-law

1. the husband of one's child.

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son-in-law British  

noun

1. the husband of one's daughter

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Etymology

Origin of son-in-law

First recorded in 1300–50; Middle English sone in lawe; 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

Pace is survived by daughters Shawn Pace Mitchell and Julia Pace Mitchell, a grandson, and a son-in-law.

From Los Angeles Times

Attorney David Lira, 65, Girardi’s son-in-law, pleaded guilty last year to a criminal contempt charge for his willful failure to abide by the settlement payment order.

From Los Angeles Times

Iranian media also reported the deaths of his daughter, son-in-law and granddaughter.

From Barron's

During the wedding breakfast, Mother Fox, dead more than seven years, showed up in spirit to speak to her new son-in-law, “expressing her approval of the marriage.”

From Literature

For example, don’t invite one son-in-law to a chat, but not the other.

From The Wall Street Journal