| Autriche | Austria |
| Autriche antérieure | Further Austria |
| Autriche-Hongrie | Austria-Hungary |
| Autrichien | Austrian |
| Autrichienne | Austrian |
| Autrigons | Autrigones |
| autruche | ostrich |
| Autruchon | Ostrich |
| autrui | others |
| Autun | Autun |
| Auty | Auty |
| Auvergnat | Auvergnat |
| Auvergne | Auvergne |
| Auvernaux | Auvernaux |
| Auvers-sur-Oise | Auvers-sur-Oise |
| Auvillars | Auvillars |
| Auweyida | Aweida |
| aux abois | hard-pressed |
| aux armes | to arms |
| aux bons soins de | care of |
| aux calendes grecques | Greek calends |
| aux cheveux de jais | raven-haired |
| aux cheveux frisés | curly-headed |
| aux cheveux gris | gray-haired |
| aux dernières nouvelles | the last |
| Aux dépens de | At the expense of |
| aux effectifs pléthoriques | overmanned |
| Aux enchères | On the block |
| aux formes généreuses | buxom |
| aux formes rebondies | buxom |
| aux grands maux les grands remèdes | desperate times call for desperate measures |
| aux idées confuses | muddle-headed |
| aux jambes nues | barelegged |
| aux larges épaules | broad-shouldered |
| aux longues jambes | leggy |
