Definitions by The unit42

Spider jerk 

Sometimes called the quad jerk, or the four legged. When you try to jerk off with your feet, Both hands and fornicate yourself all at the same time.

Paul: “Did you tap Amanda last night?”
Zak: No I got too drunk so I just gave myself the good ol spider jerk.

Paul: Same!

Spider jerk by The unit42 October 8, 2018