Yo momma so poor... When I saw her wobbling down the street with 1 shoe, I hollered - "Lost a shoe?", and she said - "Nope...just found one..."
Your momma is so old, I slapped her in the back and her titties fell out.
Yo mama is so poor, rainbows in her neighborhood are black and white.
Yo' Mama is so dumb, if her brains were farts, there wouldn't be enough to stink.
Yo' Mama is so poor, she only goes to the grocery store for free samples.
Yo' Mama is like a bus: she's big, she stinks, and it's only a dollar to ride.
Q: How is Yo' Mama like the New York Jets? A: You give them a quarter, and they'll let you score.
Yo' Mama is so ugly, she can only grow hair on her nuts.
Yo' Mama is so ugly, her face looks like a horse's ass flapping in the breeze.
Yo' Mama is so nasty, she can sit on a lollipop and guess its flavor.