superfluousity noun2 •(nonstandard, rare) The state of being superfluous; superfluousness; superfluity.Verily, evisceration would be apropos for the egregious superfluousity of his floral verbiage. — 2006 •(nonstandard, rare) Something superfluous.- Does the theory account for the data? - Is the theory simple? Are there unnecessary superfluousities? - Is the theory useful? Does it provide the basis for a fruitful program of research? — 1987 formssuperfluousities