horsepower noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of horsepower noun from the Oxford Advanced American Dictionary

horsepower

noun

NAmE//ˈhɔrsˌpaʊər//

[countable, uncountable] (pl. horsepower) (abbreviation hp)

a unit for measuring the power of an engine a powerful car with a 170 horsepower engine

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