Top definition
to do something difficult or impossible, especially when there is no real point in doing so
To eat a spoon full of cinnamon by itself would amount to nailing Jell-O to a tree. (example of nail Jell-O to a tree)
by The Return of Light Joker August 22, 2011
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2
Getting my girlfriend to give me head ,is like trying to nail jello to a tree.
by wslngy December 02, 2015
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