| AUDI | A**holes Usually Drive It 
| Others |
| AUDI | Accelerates Under Demonic Influence
| Others |
| AUDI | Accelerating Unintentionally Designed In
| Others |
| AUDI | Actual Use Devours Income
| Others |
| AUDI | Affordable Using Double Income
| Others |
| AUDI | All Unnecessary Devices Installed
| Others |
| AUDI | All Unsafe Designs Implemented
| Others |
| AUDI | Always Under Diagnostic Inspection
| Others |
| AUDI | Always Undermining Deutsche Intelligence
| Others |
| AUDI | Always Unsafe Designs Implemented
| Others |
| AUDI | Always Unsatisfied Driving It
| Others |
| AUDI | Amiga Audio in
| Others |
| AUDI | Another Ugly Deutsche Invention
| Others |
| AUDI | Another Underwhelming Disney Investment
| Others |
| AUDI | Another Uninformed Driver Insulted
| Others |
| AUDI | Arab Urban Development Institute
| Others |
| AUDI | Association of United Driving Instructors
| Others |
| AUDI | Auto Union Deutscher Industrie
| Others |
| AUDI | Auto Union Deutschland Ingolstadt
| Others |
| AUDI | Automobile Under Demonic Influence
| Others |
| AUDI | Automobile Unsafe Designs, Inc.
| Others |
| Audi | from the surname of its founder August Horch (Audi, in Latin)
| Others |