when you sneak up behind your friends and mess up their hair while yelling “SHAMP!” it’s most often done in public.
by shampmsster3000 February 8, 2023
Get the Shampmug. An accelerated shump
by BlackFalcon448 January 6, 2012
Get the Shampmug. by Glock book srry either July 18, 2019
Get the Shampmug. by Bigppdad December 24, 2020
Get the Shampmug.
Get the Shampmug. The act of shitting so hard the poop smashes into a toilet bowl or other object. Leaving a semi-permanent shit stamp behind.
After cleaning up Ryan's cummy dog from my cars floorboard. I noticed there was a big old shamp leftover.
by Funny Bob December 27, 2020
Get the Shampmug.