Floc can refer to either:
- FLOC (all capital letters) is the abbreviation for the Farm Labor Organizing Committee, a labor union
or
- Floc is flake of precipitate that comes out of solution during the process of flocculation
- FLoC can also mean Federated Logic Conference.
- Floc de Gascogne is a sweet apéritif made from a blend of grape juice and Armagnac.
- Floc means "bouquet of flowers".