When a person, place, event, or thing is so incredibly awesome that its description necessitates a fiery and explosive metaphor, such as when a grill is so hot that flames come out of its knobs.

Contrary to possibly misconceptions, the phrase does not denote a sexual meaning, unless said sexual act may be categorized as such an aforementioned explosive event.
Person 1: Dude, did you see that juiced up mini-cooper?
Person 2: Yeah, it was totally flaming out the knobs!

Frat house member 1: That party is going to be off the hook!
Frat house member 2: Even better, my friend. It is going to be flaming out the knobs!

NPR listener 1: Hey, did you read Desmond Tutu's latest book on the power of love and reconciliation? It was a fascinating treatment of the human condition, having tremendous relevance for Western society's unfortunate attitude towards the world's disenfranchised poor.
NPR listener 2: Fascinating?! Dude, it was totally flaming out the knobs! It completely transformed my understanding of global poverty and the myth of redemptive violence.
by Dr. Knobs November 9, 2010
Get the flaming out the knobs mug.