That's not what we called them in the 90's.
- kid: Mom, let me see your back I have to check if you're a mom.
- mom: What? No. Why?
- kid: (lifts back of shirt, uses toy stamper and pretends to stamp back.) There. Now you're a mom.
- mom: What did you give me?
- kid: A mom stamp.
- mom: A MOM STAMP?
- kid: It's a stamp on moms' backs.