The person taking the picture uses his/her hand and shaping it to look like a DUCK with the 4 fingers and thumb in a point, then placing the Duck Shape Hand in front of a Object and/or random location and taking a picture of it, then uploading to the internet Social Media sites and then adding friends names (or Tagging) and challenging them to getting a better or more extravagant picture.
Steven places a Duck Shaped Hand in front of the maccas sign takes a picture and then posted on social media sites and tagged John, Now John has been Duck Shaped Hand Challenged to take a more funnier picture to beat him.
by The DuckMan December 12, 2011