Shouldercock Edit Meaning

1.

When you're looking at something while sitting, a friend comes over to stand right behind you with his crotchal region at shoulder height, and, possibly touching you with his package.

It must be stopped.

"I was looking at hot chicks on the interweb and Bryan comes over and puts his junk right on my shoulder. He totally shouldercocked me!"

See shoulder, package, mule, junk