"floor" in the noun sense
1. floor, flooring
the inside lower horizontal surface (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"
2. floor, level, storey, story
a structure consisting of a room or set of rooms at a single position along a vertical scale
"what level is the office on?"
3. floor, base
a lower limit
"the government established a wage floor"
the ground on which people and animals move about
"the fire spared the forest floor"
the bottom surface of any lake or other body of water
the lower inside surface of any hollow structure
"the floor of the pelvis"
"the floor of the cave"
the occupants of a floor
"the whole floor complained about the lack of heat"
the parliamentary right to address an assembly
"the chairman granted him the floor"
the legislative hall where members debate and vote and conduct other business
"there was a motion from the floor"
10. floor, trading floor
a large room in a exchange where the trading is done
"he is a floor trader"
"floor" in the verb sense
1. 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"
2. deck, coldcock, dump, knock down, floor
knock down with force
"He decked his opponent"
Source: WordNet® (An amazing lexical database of English)
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