bandwagon
1. [ noun ] (psychology) a popular trend that attracts growing support
Examples:

"when they saw how things were going everybody jumped on the bandwagon"

Related terms: vogue
2. [ noun ] (transportation) a large ornate wagon for carrying a musical band
Examples:

"the gaudy bandwagon led the circus parade"

Related terms: wagon
Similar spelling:   bandaging
  bandsaw
  bandage