1. He mentioned en passant that he was going away.

2. She mentioned, en passant, that she'd been in Brighton the previous week.

3. Tradition wants the walker, en passant in front of a cairn, to add a stone, his stone, to enrich the landmark.

4. You beat the declarer's coup en passant by means of an 'uppercut', a device belonging to the same family of card plays.

5. There is a unique chess rule which involves a special move in chess that many casual players are not aware of, the rule is called "en passant".

6. Although they got on together at a private dinner before the 1979 election, the two did not know each other well and Friedman is only mentioned en passant in the former prime minister's memoirs.