noun
- the structural floors beneath the visible floor surface in a building
Usage: construction; plural of subfloor
Examples
- The contractor installed new subfloors before laying the hardwood.
- Water damage had rotted several of the subfloors in the basement.
- The subfloors were made of plywood over the floor joists.
- We need to check the subfloors for squeaks before installing carpet.
- The building inspector examined all the subfloors for structural integrity.
- Insulation was added between the subfloors and the foundation.