A loud exclamation made before farting. Can also be used in reference to farting.
Matt: Dude, I flamed on today in english class.
Nate: No way! What was it like?
Matt: It was like...FLAME ON! (FART NOISE)
A command given when and individual is requesting that someone ignite their lighter or strike a match, for the purpose of lighting a cigarette, joint or a blunt.
Person 1: I got this blunt we can smoke.
Person 2: Well Flame On! Fool!