Isolating cock 

A term used by the train industry to refer to tools used to shut off appliances.

Behind this cabinet we have passenger communicating isolating cock, suspension reservoir isolating cock, door reservoir isolating cock, and two air suspension isolating cocks.

Isolating cock by KnorrGuy May 26, 2021

Inflating your cock 

When you boast so much that it gets super annoying and you may as well whack ghack while bragging about whatever you're talking about.

Tim: "Yeah dude, I got like 4 lambos in my garage."
John: "Oh boy here we go again."
Bob: "Whats going on?"
John: "Nothing just Tim inflating his cock again."
Bob: "God dammit Tim, stop inflating your cock! We get it you got all this shit cuz of your stupid ass job"

Inflating your cock by YaBoiSpoon January 19, 2018