| 1. | that part of a room, hallway, or the like, that forms its lower enclosing surface and upon which one walks. |
| 2. | 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. |
| 3. | a level, supporting surface in any structure: the elevator floor. |
| 4. | one of two or more layers of material composing a floor: rough floor; finish floor. |
| 5. | a platform or prepared level area for a particular use: a threshing floor. |
| 6. | the bottom of any more or less hollow place: the floor of a tunnel. |
| 7. | a more or less flat extent of surface: the floor of the ocean. |
| 8. | the part of a legislative chamber, meeting room, etc., where the members sit, and from which they speak. |
| 9. | the right of one member to speak from such a place in preference to other members: The senator from Alaska has the floor. |
| 10. | 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. |
| 11. | the main part of a stock or commodity exchange or the like, as distinguished from the galleries, platform, etc. |
| 12. | the bottom, base, or minimum charged, demanded, or paid: The government avoided establishing a price or wage floor. |
| 13. | Mining. an underlying stratum, as of ore, usually flat. |
| 14. | Nautical.
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| 15. | to cover or furnish with a floor. |
| 16. | to bring down to the floor or ground; knock down: He floored his opponent with one blow. |
| 17. | to overwhelm; defeat. |
| 18. | to confound or puzzle; nonplus: I was floored by the problem. |
| 19. | Also, floorboard. to push (a foot-operated accelerator pedal) all the way down to the floor of a vehicle, for maximum speed or power. |
| 20. | mop or wipe the floor with, Informal. to overwhelm completely; defeat: He expected to mop the floor with his opponents. |
| 21. | take the floor, to arise to address a meeting. |

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