En passant is a [[chess]] move whereby a pawn can capture another pawn that has just moved two spaces.
<a href="/raw/garden/ryan//home/ryan/org/.attach/69/c7541e-f230-41c7-be6e-c3066e97b29b/Screenshot from 2021-05-27 10-30-46.png "From The Soviet Chess Primer, illustration of en passant""><img class="image-embed" src="/raw/garden/ryan//home/ryan/org/.attach/69/c7541e-f230-41c7-be6e-c3066e97b29b/Screenshot from 2021-05-27 10-30-46.png "From The Soviet Chess Primer, illustration of en passant"">