Bottom surface

noun

1. The level base of a room
2. The lower inside surface of a hollow structure (such as a cave or bodily part)
3. A ground surface

   "the ocean floor"

4. A structure dividing a building into stories
5. The occupants of such a floor
6. The surface of a structure on which one travels

   "the floor of a bridge"

7. A main level space (as in a stock exchange or legislative chamber) distinguished from a platform or gallery
8. The specially prepared or marked area on which indoor sports events take place
9. The members of an assembly

   "took questions from the floor"

10. The right to address an assembly

    "the senator from Utah has the floor"

11. A lower limit base

verb

1. To cover with a floor or flooring
2. To knock or bring down
3. Flabbergast, dumbfound
4. To press (the accelerator of a vehicle) to the floorboard

noun

1. An event in gymnastics competition consisting of various ballet and tumbling movements (such as jumps, somersaults, and handstands) performed without apparatus

noun

1. A tall lamp that stands on the floor

noun

1. A member of a legislative body chosen by a party to have charge of its organization and strategy on the floor

adjective

1. Reaching to the floor

   "a floor-length gown"

noun

1. A person who directs something from the floor (as of a nominating convention)

noun

1. A scale diagram of a room or suite of rooms viewed from above and used especially for planning effective use and arrangement of furnishings

   "looking at the builder's floor plan"

2. The layout of a room or a suite of rooms

   "On the ground floor, design architects removed some walls to create an open floor plan with lots of light …"

noun

1. A series of acts presented in a nightclub

noun

1. An apartment that occupies an entire floor of a building