A state of maximum activity, energy, or force. For example, His mind was in high gear as he studied for the medical exam, or The political campaign is finally moving into high gear. This expression alludes to the high gear of an engine transmission, used at the fastest speeds.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
How to use high gear in a sentence
As it turned out, it took the Germans until 1942 to put Operation Bernhard into high gear.
Here are six training methods to get a great cardiovascular workout that will kick your heart into high gear.
What was it like to be thrust into that in such unusual circumstances, with the machine already in high gear?Kate McKinnon Is the Future of ‘Saturday Night Live’ | Kevin Fallon | November 21, 2013 | THE DAILY BEAST
Peace process advocates will need to move into high gear to recast the debate.Israelis Reject Likely Specifics of Peace Agreement | Mira Sucharov | August 7, 2013 | THE DAILY BEAST
“The market has been kicked into high gear,” he told The Daily Beast.Sandy Destroys Cars, Spurs Used- and New-Car Market | Eliza Shapiro | November 13, 2012 | THE DAILY BEAST
He had been having a little starter, the doctor told himself, and would probably be running on high gear before he got through.Song of the Lark | Willa Cather
If you know the speeds of your lathe at low and high gear, you must also consider the diameter of the work at the cutting point.Practical Mechanics for Boys | J. S. Zerbe
His voice came low and strained as though it were being let out cautiously under high gear.The Rest Hollow Mystery | Rebecca N. Porter
Gradually he opened the throttle, and when he had attained a good speed, changed to high gear.Bert Wilson's Twin Cylinder Racer | J. W. Duffield
As we crawled along, still on high gear—that tin car certainly pulled strongly—a horseman emerged from a fold in the hills.The Killer | Stewart Edward White