Definitions
1.NounA person who works in a group, association, or public office without forming part of the regular staff (the numerary). .mw-parser-output .defdate{font-size:smaller}"The judge was a supernumerary, helping the regular judges whenever there was a surplus amount of work."
2.NounAn extra or walk-on, often non-speaking, in a film or play; a spear carrier.
3.NounSomething which is beyond the prescribed or standard amount or number.
4.NounAn animal which has not formed a pair bond and is therefore single.
5.NounA married man or woman who is a secular member of Opus Dei, a Roman Catholic religious institution.
6.AdjectiveGreater in number than.
7.AdjectiveBeyond the prescribed or standard amount or number; excess, extra."a supernumerary nipple; a supernumerary tooth"
8.AdjectiveOf an organ or structure: additional to what is normally present."a supernumerary nipple; a supernumerary tooth"
9.AdjectiveBeyond what is necessary; redundant.