Blelch Bubble Share definition Flag Blelch bubble: Noun; a pussy fart containing blood and/or vaginal fluids resulting in a bubble. (see queef bubble) Doin' susy on her period when she let out a massive blelch bubble. Blelch Bubble by ACCORDING2ME June 2, 2018 0 0 Get merch Get the Blelch Bubble mug. Buy Now — $32.95 See more merch