Top Definition
When changing a baby, an unworn diaper that's ruined as a result of an especially messy blowout situation, but prevents the surface underneath from being soiled as well.
Whoa! Looks like this new diaper is going to be a sacrificial diaper, there's poop flowing everywhere!
by stargazer7777 January 07, 2010
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×