An common term popularized by the song "Bootylicious" by Destiny's Child. Used to say some boy or girl can't handle you as a potential partner.
Usually negated such as "I don't think your ready for this jelly."
Rachel: I don't think your ready for this jelly.
Ian: NOoOOOOOOOOOOOO!
by random1117 January 27, 2012
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