/ Dictionary / Index P planking: Meaning and Definition of Find definitions for: plank•ing Pronunciation: (plang'king), [key] — n. planks collectively, as in a floor. the act of laying or covering with planks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: planking (Thesaurus) plank floor plankter Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language