jump on the bandwagon
Meaning: If someone jumps on the bandwagon, they join a movement or follow a fashion that has recently become popular.
- It seems that politicians all over the world are now jumping on the "war on terror" bandwagon.
- I remember when punk became popular, lots of long-haired hippies jumped on the bandwagon and cut their hair short and wore black clothes.
When political correctness became popular in the nineties, millions of people jumped on the bandwagon and