- masculineAllier (a department of Auvergne-Rhône-Alpes, France)
- masculineAllier (a left tributary of the Loire, in central France, flowing through the departments of Lozère, Ardèche, Haute-Loire, Puy-de-Dôme, Allier, Cher and Nièvre)
Source: Wiktionary — CC BY-SA 4.0