Required by etiquette or current fashion: it was de rigueur for bands to grow their hair long
More example sentences
- Corporate data governance is in the process of moving from de rigueur to de facto to de jure.
- 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.
- Plenty of musicians have their own blogs and online tour diaries have become de rigueur.
fashionable, in fashion, voguish, in vogue, modish, up to date, up to the minute, all the rage, trendsetting, latest;
customary, standard, conventional, normal, orthodox, usual, ubiquitous;
Frenchcomme il faut
mid 19th century: French, literally 'in strictness'.