1 definition by Apu Pibut

Top Definition
Exactly what it says. A balloon filled with blood.
Or, another word for blister, etc.
Little Jimmothy "MOM, I need a band-aid! I fell off my bike and now there's a blood balloon on my knee!"

Frequently asked questions:

"Are babies blood balloons?"

"Should i start stabbing babies with pins?"

The answer?
by Apu Pibut June 30, 2011
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.