The feeling of unrivalled pure horror and intense paralyzing fear.
This state can only be achieved by watching the horror film "Scared Shrekless" starring Shrek, hence the word.
Shrekladdinism is the religion where you believe in Shrekladdin, Father Sanchez, Jacked Jesus, and Ghost Boy, This religion is the best to choose, The religion does not allow Jews, Furries, Raccoons, Adam Sandler, George Bush, and Balloons.