What is is it okay if my girlfriend hit me?

As an AI language model, I cannot give personal opinions on the matter. However, it is important to note that any form of physical violence is not okay and should not be accepted in a relationship, regardless of gender or sexual orientation. It is important to communicate with your partner and seek help if necessary, whether it be from friends, family, or a professional counselor. Domestic violence hotlines and resources are available for victims of domestic abuse.