Denotes a keenness or willingness to participate, in reference to a suggestion. It is generally said with contextually embellished excitement, and emphasis on the rhyming factor of the phrase.

This phrase draws its origins from the Pierrot, or 'sad clown'.
by mbryo_ January 23, 2011
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means im gay with large ovarys!!!!
mike-hey bob whats new??
bob-well im down like a clown charlie brown!!!
by TimoteoS August 22, 2005
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