The Collaborative International Dictionary of English v.0.48:

Floor \Floor\, v. t. [imp. & p. p. Floored; p. pr. & vb. n.
   Flooring.]
   1. To cover with a floor; to furnish with a floor; as, to
      floor a house with pine boards.
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   2. To strike down or lay level with the floor; to knock down;
      hence, to silence by a conclusive answer or retort; as, to
      floor an opponent.
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            Floored or crushed by him.            --Coleridge.
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   3. To finish or make an end of; as, to floor a college
      examination. [Colloq.]
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            I've floored my little-go work.       --T. Hughes.
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The Collaborative International Dictionary of English v.0.48:

Flooring \Floor"ing\, n.
   A platform; the bottom of a room; a floor; pavement. See
   Floor, n. --Addison.
   [1913 Webster]

   2. Material for the construction of a floor or floors.
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WordNet (r) 3.0 (2006):

flooring
    n 1: 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" [syn: floor, flooring]
    2: building material used in laying floors