A viet sware word. Losely translated it means Short, hot, and dates white guys. Also see, won't kiss her asian boyfriends. Those crazy asians. They'll take anything as an insult.
That Cynthia, she's such a Hang Ma. I couldn't get anything out of her! I wish I were white.
The theory used to reference one of the great 5 theories of ookalan when you don't know the exact theory that needs to be used there but still want to win the argument and confuse the person you're arguing with.
If we use hang man theory, you can see that when you crossed the road you had no reason to look both ways.