More than 300 YO MAMA jokes you've probably never heard before. Yo mama's so dumb she paid the ransomware on her Etch-A-Sketch. Yo mama's so ugly the bank robber took off his mask and said, "Here, you need this more than I do." Yo mama's so fat when she flies into the country NASA predicts an extinction-level event. Yo mama's so ugly her patronus is a wedding cake. Yo mama's so bad at economics when she lowers interest rates bond prices drop. Yo mama's...