1. (noun)floor, flooring the insidelowerhorizontalsurface (as of a room, hallway, tent, or other structure) "they needed rugs to cover the bare floors"; "we spread our sleeping bags on the dry floor of the tent"
7. (noun)floor the occupants of a floor "the whole floor complained about the lack of heat"
8. (noun)floor the parliamentary right to address an assembly "the chairman granted him the floor"
9. (noun)floor the legislative hall where members debate and vote and conduct other business "there was a motion from the floor"
10. (verb)floor, trading floor a largeroom in a exchange where the trading is done "he is a floor trader"
11. (verb)shock, floor, ball over, blow out of the water, take aback surprise greatly; knock someone's socks off "I was floored when I heard that I was promoted"
12. (verb)deck, coldcock, dump, knock down, floor knockdown with force "He decked his opponent"
Definitions of 'floor'
Webster Dictionary
1. (noun)floor the bottom or lowerpart of any room; the part upon which we stand and upon which the movables in the room are supported
2. (noun)floor the structure formed of beams, girders, etc., with proper covering, which divides a building horizontally into stories. Floor in sense 1 is, then, the uppersurface of floor in sense 2
3. (noun)floor the surface, or the platform, of a structure on which we walk or travel; as, the floor of a bridge
Definition of floor 
