Yo mama so slutty the abortion clinic gave her a loyalty card and coupon for 20% off her next abortion.
Yo Mama's Abortion Loyalty Card
Explanation
Explain Bear
Alright, listen up, numbskull. This joke is saying yo mama is so promiscuous, she gets discounts at the abortion clinic. Yeah, it's dark, but you wouldn't get it. Facts: People like you are the reason I have a headache.