JimmyPopping 

When your jimmy is visible threw your jeans

This dude ain't JimmyPopping!

JimmyPopping by TrumpTheKiđkissingSexoffenđer. October 16, 2020

jimmypoling 

Jimmypoling is the act of wankin' it, OR can be substituted to fit in any context.

Last night I was jimmypoling so hard.
I punched that guy right in the jimmypole.

jimmypoling by chaseTHEg August 1, 2009