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1. When a pregnant woman lies on her back, and someone stomps on her pregnant stomach. The resulting stain left on the wall from the fetus splattering is known as a babystain.

2. The semen stain on a woman's blouse after giving head to a man.
"Yeah, she said she didn't want the baby, but it was too late to get an abortion, so I turned that fetus into a babystain."

"Did you see that babystain on Cindy's blouse? She's such a whore."
by Urghat April 30, 2010
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