penismuncher Share definition Flag A person, usually a woman, who, while giving a blow job, bites on the penis of the male he/she is giving a blow job to The blow job I got from her was great, except when she she bit on my penis, what a penismuncher. penismuncher by Jostin June 1, 2006 0 0 Get merch Get the penismuncher mug. Buy Now — $32.95 See more merch