(dated, slang, theater) Clipping of supernumerary.: An extra or walk-on. / (informal) Abbreviation of superintendent. / (informal) Abbreviation of supervisor.

(slang) super; extremely.

plural of supe

(colloquial) Superman, the DC Comics character.

Alternative spelling of souped-up.

Alternative spelling of soup up

(transitive) To take the place of. / (transitive) To displace in favour of itself.

(Internet) An updated newsgroup post that supersedes an earlier version.

The extreme (e.g. highest, lowest, deepest, farthest, etc) extent or degree of something.

Exceptionally good; of the highest quality; superb. / (grammar) Of or relating to a superlative.