1to be de rigueur — ser de rigor
- lower hemlines are de rigueur this season — esta temporada se imponen las faldas más largas
- As for kissing other women, it is de rigueur to 'kiss air' somewhere near the other woman's cheek, though the cheeks usually make contact.
- Corporate data governance is in the process of moving from de rigueur to de facto to de jure.
- Plenty of musicians have their own blogs and online tour diaries have become de rigueur.
- A list of favorite books is de rigueur for any forgettable personal webpage.
- Free entry-level products are rapidly become de rigueur in many areas of software, notably in programming tools where there are hundreds of thousands of freely available goods.