Top Definition
Often Bill O'reilly syndrome is associated with some impairment of cognitive ability and a particular set of facial characteristics. Individuals with Bill O'reilly syndrome tend to have a lower-than-average cognitive ability, often ranging from severe to moderate disabilities. The average IQ of people with Bill O'reilly syndrome is around 50. To date, only one case of Bill O'reilly syndrome is known.
Doctor: "I'm sorry to say your child has been diagnosed with Bill O'reilly syndrome"
Mother: "Should we put him down?"
Doctor: "That would be best"
by jesussavesmoney March 31, 2011

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