in-law

noun
\ ˈin-ˌlȯ How to pronounce in-law (audio) \

Definition of in-law

: a relative by marriage

First Known Use of in-law

1894, in the meaning defined above

History and Etymology for in-law

mother-in-law, etc.

Keep scrolling for more

Learn More about in-law

Time Traveler for in-law

Time Traveler

The first known use of in-law was in 1894

See more words from the same year

Statistics for in-law

Cite this Entry

“In-law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in-law. Accessed 26 Nov. 2020.

Keep scrolling for more

More Definitions for in-law

in-law

noun
How to pronounce in-law (audio)

English Language Learners Definition of in-law

: a person you are related to because of your marriage especially : the father or mother of your husband or wife

in-law

noun
\ ˈin-ˌlȯ \

Kids Definition of in-law

: a relative by marriage and especially the mother or father of a person's husband or wife

More from Merriam-Webster on in-law

Thesaurus: All synonyms and antonyms for in-law

Nglish: Translation of in-law for Spanish Speakers

Comments on in-law

What made you want to look up in-law? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

A Thanksgiving Word Quiz

  • a traditional thanksgiving dinner
  • November comes from a word for which of the following numbers?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!