Posted in Internet Slang D12 stands for Dirty Dozen (rap group) D12 stands for The Dirty Dozen (online gaming group) d12 stands for 12-Sided Die (gaming) D12 Share Pinterest Tweet Whatsapp Post navigation C/m^2D/CJ Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.