A slang word (pirate origin) originating from the word "buccaneer", referring to something that is cool. Originated from "So You Think You Can Dance Canada"s recent marketing campaign.
A proper response to someone using this term is to say "Avast, ye dog", "Arr, me matey" or "Ahoy" or anything pirate related.
Statement: "It's gonna be bucc, Canada!"
Reply: "Arr, me matey. Ahoy."
Statement: "That dance was great, it was totally bucc."
Reply: "Avast, ye dog."