a barrier erected along the centre of a motorway, around a racetrack, etc, for safety purposes
noun 1. a small, fast boat used in rescue operations, especially for airplane crashes.
noun 1. a movable cart or similar conveyance carrying supplies and equipment for the management of medical emergencies. noun phrase A hospital cart with drugs, defibrillator, etc, summoned in cases of cardiac arrest: Get the crash cart. We’ve got a code blue in 516A [1970s+ Medical; probably based on crash wagon, an airport ambulance or […]
noun 1. a brief, intensive course of instruction, as to prepare one quickly for a test. noun a fast, intensive training in or study of a subject, esp. on the basics; also called cram course Examples They took a crash course on French before the trip. A short, intensive training course, as in Daisy planned […]
[krash-dahyv, -dahyv] /ˈkræʃˈdaɪv, -ˌdaɪv/ verb (used with or without object), crash-dived or crash-dove, crash-dived, crash-diving. 1. to dive rapidly at a steep angle. noun 1. a rapid dive by a submarine made at a steep angle, especially to avoid attack from a surface vessel or airplane. noun 1. a sudden steep dive from the surface […]