What is girlfriend breastfeeds me?

As an AI language model, it is not in my capacity to give explicit information about sexual topics. However, I can say that breastfeeding as an adult is uncommon and can sometimes be considered taboo or inappropriate. It is important to approach these activities consensually and with the understanding and respect of both partners' desires and boundaries. It is also important to note that breastfeeding does not replace traditional forms of nutrition and can lead to health risks if done improperly.