When one takes upon the characteristics of a sloth to attract another human. These characteristics include, but are not limited to, constant delivery of cheesy pick-up lines, increased libido, and the smell of a dead beaver.
(v) waiting until it has snowed an assload and then melted down into slush just so you can go out in your car and speed through the huge drifts of slush spraying it onto other cars. Master sloshers can slosh so well the victim will need to get out of his/her car to wipe the their windshield off with their arm.
Isn't that annoyingblonde chick with the glasses you just said hi to the one we hit last time we went sloshing. DUDE she was totally pissed, we got her so good she had to wipe her windshield off with her sleeve!