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mph

 
 
/ˌem.piːˈeɪtʃ/

Definition

abbreviation for miles per hour: My car won't do/go more than 70 mph. She was caught driving at 120 mph.Driving and operating road vehiclesMeasurements of length and distanceMeasurements of speed
(Definition of mph from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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