Top Definition
When a woman in on her period (aka "up on blocks"). Similar to "lockdown"
We can't have sex this weekend because my girlfriend is on blockdown.
by Anthony Gentile April 30, 2007
When you block someone on your friends list.
Friend #1: "I'm tired of Joe posting sarcastic messages on my status updates."
Friend #2: "Girl! You need to put him on BlockDown!"
by Lolita75 January 16, 2010

Free Daily Email

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

Emails are sent from We'll never spam you.