Chili with a flavor that improves exponentially in relation to the time it spends in the fridge.
Lisa: Aaron, this chili is even better than it was yesterday!

Aaron: I know, and it will be even better tomorrow because it is exponential chili.
by A-Haron January 8, 2010
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Chili that is always better the second day.
Person 1: Lisa, your chili today is even better than the day you made it!

Lisa: I know, it is exponential chili.
by A-Haron January 7, 2010
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