slam on the brakes
From Longman Dictionary of Contemporary Englishslam on the brakesslam on the brakesTTCto make a car stop very suddenly by pressing the brakes very hard → slamExamples from the Corpusslam on the brakes• If they don't agree on promotion, the stadium's financial backers may slam on the brakes.• My friend grabbed my arm and yelled and I slammed on the brakes.• Death Horror-struck, all he could do was slam on the brakes and pray.• All she could do was to slam on the brakes and shut her eyes.• I slammed on the brakes, skidding to a stop.• The driver slammed on the brakes; the Jeep screeched to a halt.