a man or boy who behaves in a rude and aggressive way 举止粗野的男人（或男孩） We were woken by a group of drunken louts singing in the street outside. 一群醉汉在外面的街道上唱歌，使我们惊醒。 He claimed that he had been abused by drunken teenage louts. 他声称遭到一群醉酒的无礼少年的辱骂。
Oxford Collocations DictionaryLout is used after these nouns:- litter
Word Originmid 16th cent.: perhaps from archaic lout ‘to bow down’, of Germanic origin.