father-in-law

noun
\ˈfä-t͟hə-rən-ˌlȯ, -t͟hərn-ˌlȯ\
plural fathers-in-law\-t͟hər-zən- \

Definition of father-in-law 

1 : the father of one's spouse

2 archaic : stepfather

First Known Use of father-in-law

14th century, in the meaning defined at sense 1

Keep scrolling for more

Learn More about father-in-law

Share father-in-law

Statistics for father-in-law

Look-up Popularity

Time Traveler for father-in-law

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

See more words from the same century

Keep scrolling for more

More Definitions for father-in-law

father-in-law

noun

English Language Learners Definition of father-in-law

: the father of your husband or wife

father-in-law

noun
fa·ther-in-law | \ˈfä-t͟hər-ən-ˌlȯ\
plural fathers-in-law

Kids Definition of father-in-law

: the father of a person's husband or wife

Keep scrolling for more

Comments on father-in-law

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

WORD OF THE DAY

to teach someone the beliefs of a group

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Syn City

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!