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1.
Disgustingly large. Obese. Larger than is appealing.

A contraction of the words Gigantic and abound, but larger than both.

Very simialar to ginormous in definition, but with a negative connotation.
Mike: "Did you see that woman who had to be lifted out of her house with a crane!?"
Pat: "Yeah she was gigandabundous!"
by Nullpersona January 22, 2007

Words related to gigandabundous

ginormous abound fat gigantic huge