Yaac
| Acronym | Definition |
|---|---|
| Yaac | Yet Another Compiler Compiler |
| Yaac | Young Adult Advisory Council (various locations) |
| Yaac | York-Adams Area Council (Pennsylvania) |
| Yaac | Yet Another Audio Converter (software) |
| Yaac | Young Alumni Advisory Committee (various locations) |
| Yaac | Yet Another APRS (Automatic Packet Reporting System) Client (amateur radio software) |
| Yaac | Yuma Area Agriculture Council (Yuma, AZ) |