Of a menacing or threatening nature; minatory.(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 "minacious" in a sentence
"Bela Lugosi was born Bela Blasko in 1882, but changed his name in 1903 in honor of his hometown of Lugos,Hungary, while Boris Karloff was born William Henry Pratt in 1887, but assumed his new minacious moniker in 1909 while riding through Canada on a train!"
"Had it not been for Austria's minacious insistence, Albania would have never been born on Serb occupied territory."
"Here, too, he says, veins of iron of considerable thickness were seen to traverse the rock in various directions; and he speaks of the caverns formed in the minacious schistose between the granite and the limestone, as something very extraordinary."