Top Definition
A person, normally a young woman, who cannot tolerate drinking milk after 12:00 PM, eastern standard time.
"No, I'll take my coffee black, I really can't have milk at this time of the day. I just got diagnosed with C.L.I, better known as Circadian Lactose Intolerance.
by Jack Sparrow Wants This Woman March 01, 2009
5 Words related to Circadian Lactose Intolerance

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