A person who just moistens hands after bathroom use. Soap is not used, and a shake of the hands is usually an attempt at drying them.
The 'Pseudo-Washer' usually does it for show, as not washing at all would affect their image.
Guy #1: "Hey, you didn't wash your hands. You barely got em' wet!"
Guy #2: "So? I'm a Pseudo-Washer! You mad bro?"