N-COUNT
（尤指政客顺应的）时髦，潮流
If someone, especially a politician, jumps or climbs on the bandwagon, they become involved in an activity or movement because it is fashionable or likely to succeed and not because they are really interested in it.
例句
In recent months many conservative politicians have jumped on the anti-immigrant bandwagon...
最近几个月，很多保守政客都搭上了“反移民”这班车。
Many farms are jumping on the bandwagon and advertising organically grown food...
很多农场正赶潮流宣传有机食品。