thumbs-up /ˈθʌmzʌp/ n. 1. (表示赞成或满意的)翘拇指 He gave me the thumbs-up. 他向我翘拇指表示赞赏。 The workers would applaud and give the thumbs-up sign of approval. 工人们会拍手欢迎并翘起大拇指表示同意。 2. 〈口〉赞成；准许 We've got the thumbs-up, so now we can get down to work. 我们已获得准许，所以现在可以动手干了。