Perfulous means: Perfolous: per-ful-ous Pronunciation: per-flu-@s Adjective Function Etymology: Australian English, derived from the pseuDANym, Superfluous. It is more than what is necessary or sufficient. Datum: 22. August 2009. Combination of Superfluous and “Perfect Fab’ulous”. (in Community Dictionary, added by Tania Randall)