A military marching pace of 120 steps per minute.(noun)
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 "quick time" in a sentence
"Wharton's two other brigades were moved in double quick time to the left and rear, and making a gallant charge on the enemy's cavalry, with the aid of King's artillery, and some of Braxton's guns which were turned to the rear, succeeded in driving it back."
"But while both blades cut, one of them, so to speak, was the active and one the passive edge—the utility-demand edge active when the cut took place in the quick time span of the given market; the cost-supply edge active when the cutting extended over the longer period in which scales of output and patterns of production were subject to change."