Definitions by beau gosse

blum 

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.

yo dude just had sex with sarah and shes on the rag

ewww dude did she drip blum everywhere after?

blum by beau gosse October 24, 2011