Girthmaxxing is the practice where you take both side of your penis and pull sideways. It puts you in the mind of jelqing but you’re pulling horizontally. The idea is to be bigger in width
Dad: Hey son, sorry to interrupt your goon sesh but I need to talk to you.
Son I see you’re always jelqing… no girl wants a long thin weenie. Son you need to start Girthmaxxing
Girthmaxxing is when you take both your hands and place them on your erect penis on each sides,you then pull those sides apart in a six flags joker ride motion,allowing your peepee to be thicker than your average iphone