uncouth/ʌnˈku:θ; ʌn`kuθ/ adj(of people, their appearance, behaviour, etc) rough, awkward or ill-mannered; not refined （指人、 人的外表、 行为等）粗野的, 笨拙的, 无礼貌的, 无教养的.
牛津英汉双解词典