1 [C,U] a liquid that you use for washing your hair; a similar liquid for cleaning carpets, cars, etc 洗发剂；洗发精；（洗地毯、汽车等的）洗涤剂: shampoo for greasy/dry/normal hair 油性╱干性╱普通头发适用的洗发剂

2 [C] the action of washing sth with shampoo 用洗发剂或洗涤剂清洗 shampoo verb [T] (present participle shampooing third person singular present shampoos;past tense past participle shampooed)