floor

The interior bottom or surface of a house or building; the supporting surface of a room.

The room has a wooden floor.

A great bargain also had been the excellent Axminster carpet which covered the floor; as, again, the arm-chair in which Bunting now sat forward, staring into the dull, small fire.

The bottom surface of a natural structure, entity, or space (e.g. cave, forest, ocean, desert, etc.); the ground (surface of the Earth).

The leaves covering the forest floor provide many hiding-places for small animals.

Many sunken ships rest on the ocean floor.

The ground.

After stepping off the bus, my wallet fell on the floor.

A structure formed of beams, girders, etc, with proper covering, which divides a building horizontally into storeys/stories.

The supporting surface or platform of a structure such as a bridge.

Wooden planks of the old bridge's floor were nearly rotten.

To cover or furnish with a floor.

floor a house with pine boards

The huge square box, parquet-floored and high-ceilinged, had been arranged to display a suite of bedroom furniture designed and made in the halcyon days of the last quarter of the nineteenth century,[…].

To strike down or lay level with the floor; to knock down.

Sam floored him perpetually, and beat his face to a jelly, without getting a scratch.

To hang (a picture on exhibition) near the base of a wall, where it cannot easily be seen.

To push (a pedal) down to the floor, especially to accelerate.

our driver floored the pedal

I don't remember much about the flight from Chicago to Denver. We landed a little after eleven, and I ran through the airport, ran to my car. Floored it most of the way home.

To silence by a conclusive answer or retort.

floor an opponent

Floored or crushed by him.