Meaning of rainbow era | Babel Free

Definitions

A period in the early 1970s when Amtrak operated a fleet of used equipment that still carried the paint schemes of their previous owners.

US, informal

Examples

“Amtrak's Rainbow Era was the first few years where consists were multi-colored because many legacy carriers' former rolling stock was mixed together and not yet painted for Amtrak.”

“We have come a long way since that “rainbow era” of using hand-me-down equipment.”

“That was the rainbow era when much of Amtrak was still running in the original roads’ paint until 1974.”

CEFR level