After 5 days without being able to relieve himself, a dark sadness swept over the man as he gave into his inability and became noticeably blum.
by Sidarthur January 03, 2010
by BuzzkillBen March 18, 2011
When you're girlfriend is on her period and on the pill and you just don't give a fuck but don't have a condom and have sex with her anyways. the resulting mix after you get off is known as blum a mixture of blood and cum.
by beau gosse May 29, 2011
A nickname for a bad-ass person who works on classic cars & motorcycles. (also rad upholstery for any vehicle) It's quite possible for a Blum to show up on TV, Velocity Channel.
by donttellmehow February 26, 2013
by xBlackFacex August 14, 2011
by Paul Chapman May 18, 2008
Blum is the mixture of Blood and semen to form a balance of 75% blood and 25% semen. When in this form it is known as Blum. This mixture originated as the left river of the two separated by the snake.
by Zman110 August 16, 2011