Verb : A term used to describe the action of spanking oneself in an individualrage of self pleasure
She continually slundered herself.
Margaret was so horny, she started to slunder herself while watching the curious case of Benjamin Button.
She began to slunder herself with the self propelled illusion that it was somebody else, perhaps her dream lover of some sort, or just a random guy from the street.
The most beast no faces CreepyPasta there is. Tall as fuck, and with arms and tenticles that can tear you to shreds he is quite a treat. He makes electronic devises go crazy when he is close to them. And the only thing that sucks is that his weakness is 8 pieces of paper
Guy 1: Dude my phone is getting all blurry.
Guy 2: Run nigga run!! Slenderman is here!!!