when something or someone is above and beyond superb.
when the quality of the subject surpasses any form of requirements.(not just to describe good weed)
super fire can also be used without the word super in front of it.
1. i'm smokin' on some super fire right now called og kush.
2. "what kinda shoes are those?"
"oh these are wallabees..."
"right on, those are super fire!"