de rigueurde ri·gueur
- required by etiquette; according to good form; proper
- required by fashion; fashionable
Origin of de rigueurFr, literally , of strictness
Required by the current fashion or custom; socially obligatory.
Origin of de rigueurFrench : de, of + rigueur, rigor, strictness.
- Spelling: there is a u immediately after the g as well as after the e.
- As this is a borrowed foreign phrase, it is often italicised (as de rigueur).