pat² n [C] 1 a way of touching someone or something lightly with your hand flat, especially in a friendly way 〔尤指友善的〕轻拍，轻打: He gave the dog a pat on the head. 他轻轻地拍拍那只狗的头部。 2 a pat on the back when someone praises a person for something good they have done 称赞，赞扬: Alex deserves a pat on the back for all his hard work. 阿历克斯十分努力地工作，理应得到赞扬。