Feeling the effect of an illness or injury.
Think of Kathy Bates' character in Stephen King's book "Misery".

You must feel terribly oogy.
by Jhin-Jhin April 01, 2007
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Gross. Slimy. Covered in/filled with undesirable things.
That old sponge sat, mildewing in the sink, until it got all oogy.
by Fulminous January 05, 2004
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