all's fair in love and war

idiom

Definition of all's fair in love and war

used to describe a situation in which people do not follow the usual rules of behavior and do things that are normally considered unfairSure, it was underhanded to steal his customers, but all's fair in love and war.

Learn More about all's fair in love and war

Statistics for all's fair in love and war

Cite this Entry

“All's fair in love and war.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/all's%20fair%20in%20love%20and%20war. Accessed 9 December 2019.

Comments on all's fair in love and war

What made you want to look up all's fair in love and war? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

contradictory or incongruous words

Get Word of the Day daily email!

Test Your Vocabulary

Semantic Drift Quiz

  • a twisty river
  • Which of the following was once a synonym for fun?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

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!