Definition of: peremptory

(pə·remp′tər·ē, per′əmp·tôr′ē, -tō′rē) adjective
1. Not admitting of debate or appeal; decisive; absolute.
2. Positive in judgment or opinion; dogmatic.
3. Intolerant of opposition; dictatorial.
4. Law Precluding or putting an end to debate or discussion; final; positively fixed: a peremptory challenge. See synonyms under ARBITRARY. [<AF peremptorie <L peremptorius destructive <peremptor a destroyer <perimere destroy <per- entirely + emere buy, take]
—per·emp′to·ri·ly adverb
—per·emp′to·ri·ness noun