Definition of en passant in English:

en passant

Pronunciation /ɒ̃ paˈsɑːnt//ɒ̃ ˈpasɒ̃/

adverb

  • 1By the way; incidentally:

    ‘the singular distinction of being mentioned, en passant, in an Act of Parliament’
    • ‘Almost en passant, the album redefined the job and the self-image of the DJ.’
    in passing, incidentally, by the way, parenthetically, while on the subject, apropos
    View synonyms
  • 2Chess
    By the en passant rule.

    • ‘If White plays another move he cannot then decide to capture en passant!’
    • ‘Only pawns can be captured en passant.’

Origin

Early 17th century: French, literally in passing.

Pronunciation

en passant

/ɒ̃ paˈsɑːnt//ɒ̃ ˈpasɒ̃/