Top Definition
Originating from chill bro, a command to another person to calm down. Or, a female undergarment that keeps the breasticles nice and cool.
Chill bra, stop worrying, I'm sure we can find a chill bra at Macy's.
by mattt1986again December 08, 2008

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.

×