fourth gear
A maximal level of effort.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“He finally shifted into fourth gear to finish his work.”
“You need to find fourth gear if you want to pass this exam.”
“She stays in fourth gear until every task on her list is done.”
“With the deadline only an hour away, the team shifted into fourth gear to complete the project.”
“The kitchen staff hit fourth gear as the restaurant suddenly filled with hungry customers during the lunch rush.”
“After a slow start to the morning, I finally reached fourth gear and cleaned the entire house before noon.”
“The charity workers moved into fourth gear to organize all the donations before the storm arrived.”
“Recognizing that the competition was closing the gap, the athlete shifted into fourth gear and sprinted toward the finish line.”
The figurative sense arises from a period in automotive history when fourth gear represented the highest speed a vehicle could achieve. It is a mechanical superlative, parallel to the French expression *en quatrième vitesse*, denoting the final stage of acceleration before a car reached its limit.
- 01
all the gear and no idea
Having high-quality, expensive equipment for a risky or difficult activity, without any of the requisite knowledge.
- 02
break the fourth wall
To apparently communicate with reality directly, such as when characters of literature comment on the existence of a reader.
- 03
click into gear
To start to perform effectively or to progress
- 04
find another gear
To suddenly achieve an extra burst of athletic performance, especially after a sustained period of competitive exertion.
- 05
fourth estate
Journalism or journalists considered as a group; the press.
- 06
fourth wall
The imaginary invisible wall at the front of the stage in a proscenium theatre, through which the audience sees the action in the world of the play.
- 07
gear up
To prepare for an activity.
- 08
get one's ass in gear
To exert effective effort; to get going; to get moving; to start producing.
Last updated August 10, 2026