This is an abbreviation for "rape and murder". Use as a scale to rate women's attractiveness. Ugly and you would only m that. Hot you would r and m that. Angelina Jolie hot, you would r and m that, and then r it again.
Damn she is so fine, I would r and m that, and then r it again.
This is an abbreviation for the term "Dirty Little Girl". This term is used when referring to girls that are dirty and little while in their presence leaving them incapable of knowing or responding to said insulting terminology. You are a dirty little girl, when you are both slutty, good looking, and of small proportions.
Man A: She is such DLG, I would totally R and M that. (R and M stands for Rape and Murder)