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être comme cul et chemise

The French expression “être comme cul et chemise” translates directly to: “to be like backside and shirt”.

English meaning:

  • be as thick as thieves
  • to be intimate, closely allied

French meaning:

  • très bien s’entendre avec quelqu’unto get along very well with somebody

Example sentence:

  • Mon meilleur ami et moi, on est comme cul et chemise: on passe tout notre temps ensemble. My best friend and I are very close. We spend all our time together.


A synonym adjective is simply “tres proche” or very close.

  • Marie et sa meulleure amie sont très proches. Marie and her best friend are very close.

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David Issokson

David Issokson is a lifelong language learner and speaks over seven languages. Of all the languages he speaks, he's the most passionate about French! David has helped hundreds of students to improve their French in his private lessons. When not teaching or writing his French Word of the Day lessons, David enjoys his time skiing, hiking and mountain biking in Victor, Idaho.

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