slam (on) the brake(s)

(redirected from slams on the brakes)
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slam (on) the brake(s)

1. Literally, to quickly press on a vehicle's brakes to slow down or stop. He slammed on the brakes when he saw the child running into the street. You risk doing your car serious damage if you slam the brake without shifting down the gears.
2. By extension, to slow down or stop something that one is doing. We had to slam on the brakes when we found out investors were pulling out of the company.
See also: slam
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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References in periodicals archive ?
comes with a laser-assisted City Emergency Braking system that automatically slams on the brakes in case of objects in front of the car - based on technologies from the Temporary Auto Pilot car.
To find out how severe a crash will be, accelerometers measure how much the car slows down when the driver slams on the brakes. Seat-belt sensors will figure out if you're buckled in--if not, airbags are essential.