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named after the fictional character Ferris Bueller from the movie 'Ferris Bueller's Day Off'. Bueller Syndrome is the code phrase for someone who has called in sick to school or work so they can enjoy a day off. Bueller Syndrome typically afflicts those who feel their jobs are permenantly or temporarily boring or dissatisfying and coincides with sunny, warm days.
John: You weren't here yesterday. Were you sick?

Alan: Kinda...I had Bueller Syndrome.
by johnneboy May 13, 2010