that part of a room, hallway, or the like, that forms its lower enclosing surface and upon which one walks.

a continuous, supporting surface extending horizontally throughout a building, having a number of rooms, apartments, or the like, and constituting one level or stage in the structure; story.

a level, supporting surface in any structure

the elevator floor.

one of two or more layers of material composing a floor

rough floor; finish floor.

a platform or prepared level area for a particular use

a threshing floor.

the bottom of any more or less hollow place

the floor of a tunnel.

a more or less flat extent of surface

the floor of the ocean.

the part of a legislative chamber, meeting room, etc., where the members sit, and from which they speak.

the right of one member to speak from such a place in preference to other members

The senator from Alaska has the floor.

the area of a floor, as in a factory or retail store, where items are actually made or sold, as opposed to offices, supply areas, etc.

There are only two salesclerks on the floor.

the main part of a stock or commodity exchange or the like, as distinguished from the galleries, platform, etc.

the bottom, base, or minimum charged, demanded, or paid

The government avoided establishing a price or wage floor.

Mining . an underlying stratum, as of ore, usually flat.

Nautical .

the bottom of a hull.

any of a number of deep, transverse framing members at the bottom of a steel or iron hull, generally interrupted by and joined to any vertical keel or keelsons.

the lowermost member of a frame in a wooden vessel.

to cover or furnish with a floor.

to bring down to the floor or ground; knock down

He floored his opponent with one blow.

to overwhelm; defeat.

to confound or puzzle; nonplus

I was floored by the problem.

Also, floorboard. to push (a foot-operated accelerator pedal) all the way down to the floor of a vehicle, for maximum speed or power. ?

mop or wipe the floor with

Informal . to overwhelm completely; defeat

He expected to mop the floor with his opponents.

take the floor

to arise to address a meeting.

noun

ceiling

verb

clear up , explain

noun

basement , boards , canvas , carpet , cellar , deck , downstairs , flat , flooring , ground , landing , lowest point , mat , mezzanine , nadir , rug , stage , story , tier , upstairs

verb

baffle , beat , bewilder , bowl over * , bring down * , bring up short , conquer , defeat , discomfit , disconcert , down , drop , dumbfound , fell , flatten , ground , knock down , lay low * , level , nonplus , overthrow , prostrate , puzzle , stump , throw , bring down , cut down , strike down , boggle , bowl over , flabbergast , deck , embarrass , ground floor , linoleum , parquet , story , tiles