Thesaurus

knuckle under

verb

Synonyms & Antonyms of knuckle under

1 to cease resistance (as to another's arguments, demands, or control)
  • encouraged her to stand firm and not knuckle under to political pressure

Synonyms for knuckle under

Words Related to knuckle under

Phrases Synonymous with knuckle under

Near Antonyms for knuckle under

Antonyms for knuckle under

2 to yield to the control or power of enemy forces
  • the remote outpost was overrun and forced to knuckle under

Synonyms for knuckle under

Words Related to knuckle under

Near Antonyms for knuckle under

Antonyms for knuckle under

See the Dictionary Definition 

Keep scrolling for more

Learn More about knuckle under

Time Traveler for knuckle under

Time Traveler

The first known use of knuckle under was in 1869

See more words from the same year

Cite this Entry

“Knuckle under.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knuckle%20under. Accessed 22 Jan. 2021.

More from Merriam-Webster on knuckle under

Dictionary: Definition of knuckle under

Comments on knuckle under

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

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!