
1) Australian invention 2) Internet meme 3) Lumber 4) Planks collectively 5) Timber
Found on
https://www.crosswordclues.com/clue/planking

1) Fad
Found on
https://www.crosswordclues.com/clue/planking
[fad] Planking (or the Lying Down Game) is an activity consisting of lying face down—sometimes in an unusual or incongruous location. Both hands must touch the sides of the body. Some players compete to find the most unusual and original location in which to play. The term planking refers to mimicking a wooden plank. Planking can include ...
Found on
http://en.wikipedia.org/wiki/Planking_(fad)

• (n.) The act of laying planks; also, planks, collectively; a series of planks in place, as the wooden covering of the frame of a vessel. • (p. pr. & vb. n.) of Plank • (n.) The act of splicing slivers. See Plank, v. t., 4.
Found on
http://thinkexist.com/dictionary/meaning/planking/

The wooden strips used to cover a boat`s deck and hull.
Found on
http://www.diy-wood-boat.com/Boating-terms.html

Sheet-wood covering accomplished by glueing thin flat wood strips side by side on a fuselage
Found on
http://www.encyclo.co.uk/local/22135
Plank'ing noun 1. The act of laying planks; also, planks, collectively; a series of planks in place, as the wooden covering of the frame of a vessel.
2. The act of splicing slivers. See
Plank ,
transitive verb , 4.
Found on
http://www.encyclo.co.uk/webster/P/100

wood boards that cover the frames outside the hull.
Found on
http://www.sailinglinks.com/glossary.htm

[
n] - planks collectively 2. [n] - a covering or flooring constructed of planks (as on a ship) 3. [n] - the work of covering an area with planks
Found on
http://www.webdictionary.co.uk/definition.php?query=planking
noun the work of covering an area with planks
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.