Top Definition
To send a fax, generally many pages in length, of a solid black image. The intent is that the recipient's fax machine will run out of ink or toner, or possibly even break.
I just got fired because the budget wasn't big enough for my salary and the new soda machine. I'm totally going to black fax them all day.
by Jonba February 02, 2008
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.