slam on the brakes

== English == === Verb === slam on the brakes (third-person singular simple present slams on the brakes, present participle slamming on the brakes, simple past and past participle slammed on the brakes) (slang, literally) To press down hard on the brakes of a vehicle in order to make it stop suddenly. Synonym: jam on the brakes (slang, figuratively) To abruptly halt any activity or progress, especially due to problems or financial reasons.