methane angel Share definition Flag A beautiful woman who has a bad habit of leaving sick SBD's around people. The Methane Angel I work with actually asked; "Why do people seem to clear a room when I come in. methane angel by Roc.g.forgione@gmail.com October 10, 2015 0 0 Get merch Get the methane angel mug. Buy Now — $32.95 See more merch