1
- an organized group of criminals（犯罪分子有组织的）一帮, 一伙。
1.1
- a group of young people involved in petty crime or violence（有轻微罪行或暴力行为的）一群年轻人。
1.2
- informal a group of people, especially young people, who regularly associate together〈非正式〉（定期聚会的）一群人（尤指年轻人）。
1.3
- an organized group of people doing manual work（从事体力劳动的）一组人, 一队人：
a government road gang.
一队政府派出的筑路工人。
2
- a set of switches, sockets, or other electrical or mechanical devices grouped together（安装在一起的）一套开关, 插座（或其他电气、机械装置）。
1
- no obj.
gang together
(of a number of people) form a group or gang成群, 结伙： the smaller supermarket chains are ganging together to beat the big boys.
为了打败大超市, 小的连锁超市抱成一团。
1.1
gang up
(of a number of people) join together, typically in order to intimidate someone（一群人）联合起来（多为了威慑别人）：they ganged up on me and nicked my pocket money.
他们结成一伙欺负我, 讹了我的零用钱。
2
- with obj.（常作 be ganged）arrange (electrical devices or machines) together to work in coordination将（电气设备或机器）连接, 编组。
词源
Old English, from Old Norse gangr, ganga 'gait, course, going', of Germanic origin; related to GANG2. The original meaning was 'going, a journey', later in Middle English 'a way, passage', also 'set of things or people which go together'.