A box or jar that you hide your bud.
Dude, my mom found my dank bank last night. Shes pissed.

Hey man wanna burn? I'm tryin to find my brothers dank bank.
by SAMFROMVANCWA August 16, 2008
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Similar to a wank bank, a dank bank folder in which you keep the world's spiciest memes.
Holy shit, your dank bank is too spicy for human consumption.
by dwarvenrogue May 22, 2016
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