slorThe Slor family name was found in the USA between 1880 and 1920. The most Slor families were found in USA in 1880. In 1880 there were 7 Slor families living inslō̆r(e n. Etymology ?Cp. MDu. slore dirty or indolent person. Definitions (Senses and Subsenses). 1. Mud, slime. Show