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!”

A floor.

A material used to make floors.

The act of putting one's opponent on the floor; a knockdown.