The unwashed masses. The Hoi Polloi. The kind of people who would spend a day on a public beach going into the water without taking their shirts off. Riffraff are often followers of Sarah Palin, and when they happen to be white are often known as "real americans".
Can't we go somewhere nice for dinner? Theres riffraff everywhere at this red lobster!
Trouble makers, or more than likely people out for a good time
Don't let the Riffraff in.
A Good Samaritan, formerly known in the 1400s in the geedorah empire, final words were “let’s bounce”
“that’s rad, lets bounce” - lord riffraff