when one's underwear migrates up one's sweaty unclean arse crack. the combination of a wedgie and a sweaty poo smeared bum hole. when one has skid marks on ones underwear and then gets a swedgie
i had skid marks on my undercrackers and now i have a skwedgie
by princessherbert February 02, 2010
A wedgie induced by skateboarding.
"I was about to rip that 10 set but I got a killer skwedgie".
by Shane K July 26, 2005