Definition of "planking"

planking

noun
countable and uncountable, plural plankings
1. A series of planks; a group of planks.
2. The practice of lying face down with arms to the sides, in unusual public spaces, and taking photographs to record the act.
  Quotations
  […] but, like planking, horsemanning, Tebowing, Hadoukening, and other viral photography memes, as a genre of public performance, dance in public is greatly facilitated by the channels of distribution that social media offer, […]
  2020, Harmony Bench, Perpetual Motion: Dance, Digital Cultures, and the Common
verb
1. present participle and gerund of plank