de rigeur

(formal)

if something is de rigeur, it is necessary if you want to be thought fashionable or if you want to follow a custom Leather jackets and jeans are still de rigeur for hard rock fans.

Common Names:

Name	Pronounced	Usage
Gurutz	-	Basque
Thelonius	-	Various
Wilfrid	WIL-frəd	English
SÁRika	-	Hungarian
Luba	-	Russian, Ukrainian
MÌCheal	-	Scottish