knock heads

idiom

US, informal
1
: to argue or disagree
The two of them knocked heads soon after they started working together.
2
: to use angry or forceful methods to control or punish people
I am going in there and knock some heads if they don't start behaving.
often + together
I am going to go in there and knock their heads together if they don't start behaving.

Dictionary Entries Near knock heads

Cite this Entry

“Knock heads.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knock%20heads. Accessed 1 Dec. 2022.

Love words? Need even more definitions?

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


Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
Spell It

Hear a word and type it out. How many can you get right?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ