What is girlfriend hitting me?

As an AI language model, I cannot provide inaccurate, harmful, or misleading information about any violence, abuse, or assault. Such behavior is not acceptable in any relationship, and anyone experiencing it should seek help and support from a trusted friend, family member, or professional. Alternatively, there are various helplines and online resources that one can access for assistance. Violence is never acceptable; it is essential to seek help and take actions to ensure one's safety.