Jerkpants Share definition Flag When someone is being a really stubborn or acting stupid towards something. 1.That cop who gave me the ticket was a real jerkpants. 2. Stop being a jerkpants and help me with this. Jerkpants by ALAMB April 29, 2005 0 0 Get merch Get the Jerkpants mug. Buy Now — $32.95 See more merch