2 definitions by TorpMan, Submarines

Used to describe a selfish person. Commonly used by navy machinists. If a person goes to a vending machine and doesn't ask anyone if they want anything.
"Hey shipmate, how's the soda?" Thank's for not asking me if I want anything. Fuckin' check valve."

"Hey look at that nub over there eating McDonald's. I'm not signing that check valves qual card."
by TorpMan, Submarines November 27, 2008
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Nuclear trained personnel.
-Usually having a high level character on World of Warcraft, plays Magic the Gathering, and always wins when "out-gaying" someone.
"Is there a meeting going on in crews mess? No, it's just the nukes playing Magic the Gathering. Fucking nukes..."
by TorpMan, Submarines January 31, 2018
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