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English definition of “purr”

purr

verb [I]     /pɜːr/
CAT If a cat purrs, it makes a soft sound in its throat to show pleasure.Animal (non-human) sounds
PERSON to talk in a soft, low voiceWays of talking
CAR If a car purrs, its engine is very smooth and makes a soft sound.Sounds made by objects, movement or impact
(Definition of purr verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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