planking

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Planks considered as a group.
• noun An object or structure made of planks.

from The Century Dictionary.

• noun The operation of laying down planks or of covering with planks.
• noun Planks considered collectively, as in a floor; a piece of work made up of planks; specifically, in ship-building, the skin or covering of wooden timbers on the outer and inner surfaces of the ribs, and upon the beams. A strake is a line of planking. Wales are strakes of thick planking. See cut under beam.
• noun In spinning, the splicing together of slivers of long-stapled wool. See breaking-frame.
• noun One of the finishing operations in felting hats.
• noun In a steam-cylinder, the lagging or clothing.

from the GNU version of the Collaborative International Dictionary of English.

• noun The act of laying planks; also, planks, collectively; a series of planks in place, as the wooden covering of the frame of a vessel.
• noun The act of splicing slivers. See Plank, v. t., 4.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A series of planks; a group of planks.
• noun The practice of lying face down with arms to the sides, in unusual public spaces, and taking photographs to record the act.
• verb Present participle of plank.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun (nautical) a covering or flooring constructed of planks (as on a ship)
• noun the work of covering an area with planks
• noun planks collectively; a quantity of planks