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 2, 2008

by Zeal_Love__ March 10, 2005

by Luluisa October 26, 2019

Urban DictionaryFax is what gay retards otherwise known as gaytards say because they aren't as elite as people who say Facs
by DukenDave30543 June 5, 2020

by True true true fax fax fax August 5, 2022

A more exclaimed and stronger form of fax. Used when pointing out something so true it is neither true nor fax.
by Dapper Boi December 12, 2018

by Aja Lee October 21, 2016
