Definition

/flɔː/

noun

The interior bottom or surface of a house or building; the supporting surface of a room.
“The room has a wooden floor.”
Ground (surface of the Earth, as opposed to the sky or water or underground).
The lower inside surface of a hollow space.
“Many sunken ships rest on the ocean 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.”

verb

To cover or furnish with a floor.
“floor a house with pine boards”
To strike down or lay level with the floor; to knock down.
(driving) To accelerate rapidly.
“As soon as our driver saw an insurgent in a car holding a detonation device, he floored the pedal and was 2,000 feet away when that car bomb exploded. We escaped certain death in the nick of time!”
To silence by a conclusive answer or retort.
“Floored or crushed by him. — Coleridge”
To amaze or greatly surprise.
“We were floored by his confession.”