1 definition by nincumpoop

Top Definition
a group of ghetto black people walking down the street
look at the blackalanche!!

lets get out of here, here comes a blackalanche
by nincumpoop August 05, 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.