de rigueur

Etymology
Borrowed from, from +.

Adjective

 * 1) Necessary according to etiquette, protocol or fashion.
 * Wearing a suit to a job interview is de rigueur.
 * This season, the little black dress is de rigueur.

Usage notes

 * As this is a borrowed foreign phrase, it is often italicised (as de rigueur).

Translations

 * Arabic: ملزم اجتماعيًا
 * French:
 * Hungarian:, , , , (szinte/jóformán) kötelező, az elvárás

Adjective

 * 1) absolutely necessary