riffraff
英 [ˈrɪfræf]
美 [ˈrɪˌfræf]
n. 乌合之众;流氓地痞;不三不四的人
COCA.29999
柯林斯词典
- 乌合之众;流氓地痞;不三不四的人
If you refer to a group of people asriff-raff, you disapprove of them because you think they are not respectable.
英英释义
noun
- disparaging terms for the common people