red ivory 

A strain of very potent Marijuana that has little red vines running across it.

"Yo will, that red ivory is dank as hell. Smoking that shits like breathing air"

red ivory by dankman69 June 10, 2007

Red ivory 

Ivory that has been poached or trafficked though illegal or immoral methods. The implication is that the product has been figuratively stained with the blood of protected animals or law enforcement officials who have been the victims of smugglers. “Blood diamonds” is a comparable term.

Portuguese customs officials seized 2 kilos of red ivory shipped from North Africa.

Red ivory by Liam Yu April 18, 2010