'Peremptory' definitions:

Definition of 'peremptory'

(from WordNet)
adjective
Offensively self-assured or given to exercising usually unwarranted power; "an autocratic person"; "autocratic behavior"; "a bossy way of ordering others around"; "a rather aggressive and dominating character"; "managed the employees in an aloof magisterial way"; "a swaggering peremptory manner" [syn: autocratic, bossy, dominating, high-and-mighty, magisterial, peremptory]
adjective
Not allowing contradiction or refusal; "spoke in peremptory tones"; "peremptory commands"
adjective
Putting an end to all debate or action; "a peremptory decree"

Definition of 'Peremptory'

From: GCIDE
  • Peremptory \Per"emp*to*ry\, a. [L. peremptorius destructive, deadly, decisive, final: cf. F. p['e]remptorie. See Perempt.]
  • 1. Precluding debate or expostulation; not admitting of question or appeal; positive; absolute; decisive; conclusive; final. [1913 Webster]
  • Think of heaven with hearty purposes and peremptory designs to get thither. --Jer. Taylor. [1913 Webster]
  • 2. Positive in opinion or judgment; decided; dictatorial; dogmatical. [1913 Webster]
  • Be not too positive and peremptory. --Bacon. [1913 Webster]
  • Briefly, then, for we are peremptory. --Shak. [1913 Webster]
  • 3. Firmly determined; unawed. [Poetic] --Shak. [1913 Webster]
  • Peremptory challenge (Law) See under Challenge.
  • Peremptory mandamus, a final and absolute mandamus.
  • Peremptory plea, a plea by a defendant tending to impeach the plaintiff's right of action; a plea in bar. [1913 Webster]
  • Syn: Decisive; positive; absolute; authoritative; express; arbitrary; dogmatical. [1913 Webster]

Synonyms of 'peremptory'

From: Moby Thesaurus