1a part of a coat, etc. that you can pull up to cover the back and top of your heada jacket with a detachable hood2a piece of cloth put over somebody's face and head so that they cannot be recognized or so that they cannot see3a piece of coloured silk or fur worn over an academic gown to show the kind of degree held by the person wearing it4(especially British English) a folding cover over a car, etcWe drove all the way with the hood down.5(North American English) (British Englishbonnet)the metal part over the front of a vehicle, usually covering the engine6a cover placed over a device or machine, for example, to protect ita lens hoodan extractor hood (= one that removes cooking smells from a kitchen)7(slang, especially North American English) = hoodlum (1)8(also 'hood) (slang, especially North American English) a neighbourhood, especially a person's own neighbourhood
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