Firefly...shiny??

Question

Why do they say shiny on Firefly??

Answer 1

Best Answer - Chosen by Voters

It's slang, sort of like cool. It's just to show that slang evolves over time, here's what it is in this future.

Answer 2

Its slang for 'cool'

If you type in Firefly slang in google, it should bring up a few sites that have a list of words and the meanings from the show.