柯林斯詞典drop out (dropping,dropped,drops) 1. PHRASAL VERB If someone drops out of college or a race, for example, they leave it without finishing what they started. 輟學(xué) He'd dropped out of high school at the age of 16. 他16歲時就從高中退學(xué)了。2. →see also dropout 返回 drop out