bitch stamp Share definition Flag An intricate lower-back tattoo that a girl gets in her late teens or 20s, and which she immediately regrets upon turning 30. Damn, Tracy, that is a really complex and slutty bitch stamp. bitch stamp by Tiahlm July 26, 2006 0 0 Get merch Get the bitch stamp mug. Buy Now — $32.95 See more merch