: the part of a room on which you stand
: the lower inside surface of something (such as a vehicle)
: the area of ground at the bottom of something
: to cover (a surface) with material to make a floor
: to knock (someone) to the floor or ground
: to surprise, shock or amaze (someone) very much
What made you want to look up floor? Please tell us where you read or heard it (including the quote, if possible).