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1 definition by Friend of the night

When smoking J's, on deck is that who is ready to spark the next one. He/she does this by placing the J that will be smoked on top of their ear.
Alright, I could smoke another one, who's on deck?

Look at you, always on deck!

What's that shit on your ear? Oh, you're on deck.
by Friend of the night August 18, 2007