peremptory
(en)
(adjective) putting an end to or precluding a right of action, debate, or delay / (adjective) not providing an opportunity to show cause why one should not comply / (adjective) admitting of no contradiction / (adjective) expressive of urgency or command / (adjective) characterized by often imperious or arrogant self-assurance / (adjective) indicative of a peremptory attitude or nature; haughty / (noun) a challenge (as of a juror) made as of right without assigning any cause
Undismayed by lack of piano accompaniment, or now the peremptory rattle of the baton, this baying augmented as the apparition drew up at the footlights for breath.
notable
1 month, 2 weeks ago