This word is used to describe something very cool, or very good.
The game last night was Banana Slamin, I have never seen such cools moves by the players.

This food is Banana slamming, it smells so good.
by Addiesmom May 9, 2022
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The action of striking a penis against another penis or penises.
"My gay brother is in his bedroom with another dude doing some 'Banana Slammin'"
by peyotesunrise December 8, 2011
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