Collins COBUILD Advanced Learner's English Dictionary - sheep

(sheep) 1. A sheep is a farm animal which is covered with thick curly hair called wool. Sheep are kept for their wool or for their meat. ...grassland on which a flock of sheep were grazing. N-COUNT 2. If you say that a group of people are like sheep, you disapprove of them because if one person does something, all the others copy that person. N-PLURAL: usu like N c darkgreen]disapproval 3. see also black sheep