| Acronym | Definition |
|---|
| FLAC | Free Lossless Audio CODEC |
| FLAC | Free Legal Advice Centres (Dublin, Ireland) |
| FLAC | Fédération des Luttes pour l'Abolition des Corridas (French: Struggles Federation for the Abolition of Bullfights) |
| FLAC | Florida Automatic Computer |
| FLAC | Fast Lagrangian Analysis of Continua |
| FLAC | Foreign Language Across the Curriculum |
| FLAC | Filière Lorraine d'Aquaculture Continentale (French: Lorraine Continental Aquaculture Industry) |
| FLAC | Fort Lauderdale Aquatic Complex (Florida) |
| FLAC | Free Legal Aid Clinic (Wayne State University) |
| FLAC | Foyer Rural de Loisirs et d'Actions Culturelles (French cultural association) |
| FLAC | Florida Local Advocacy Council |
| FLAC | Florida Leisure Acquisition Corporation |
| FLAC | Finger Lakes Area Council |