If you describe a person as uncouth, you mean that their behaviour is rude, noisy, and unpleasant.
例句
...that oafish, uncouth person.那个蠢笨粗野的家伙
英汉词典释义
adj.
粗野的, 无礼貌的
She may embarrass you with her uncouth behavior.她的粗野行为可能会让你尴尬。
(生活等)不文明的;不舒适的
To a Japanese, spilling anything is uncouth.对日本人来说, 泼溅任何东西都是不文明的。
英英词典释义
Adjective
1. lacking refinement or cultivation or taste;
"he had coarse manners but a first-rate mind""behavior that branded him as common""an untutored and uncouth human being""an uncouth soldier--a real tough guy""appealing to the vulgar taste for violence""the vulgar display of the newly rich"