Arrogantly domineering or overbearing. See Synonyms at dictatorial.(adjective)
Obsolete Regal; imperial.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "imperious" in a sentence
"Mrs. Prendergast looked across at Eva, her expression imperious."
"She was again imperious, ran the dicussions like a martinet, bristled when one Smith student said she hadn't read the books, but had seen the MP movie."
"Throughout his time at the company, its stock remained stagnant under what was described as his imperious leadership and "deficient strategy, operations, capital allocation, and governance.""