in-group
noun [ C ] mainly disapproving uk/ˈɪn.ɡruːp/ us/ˈɪn.ɡruːp/
（通常排他的）小集团，小圈子
a social group whose members are very loyal to each other and share a lot of interests, and who usually try to keep other people out of the group
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。