What was the meaning of kissing in the early Christian church?
Just as kissing had many different meanings in the wider ancient world, so too early Christians interpreted the kiss in various ways. Because ancient kissing was often seen as a familiar gesture, many early Christians kissed each other to help construct themselves as a new sort of family, a family of Christ. Similarly, in the Greco-Roman world, kissing often was seen as involving a transfer of spirit; when you kissed someone else you literally gave them part of your soul. The early church expanded on this and claimed that, when Christians kissed, they exchanged the Holy Spirit with one another. Christians also emphasized the kiss as an indication of mutual forgiveness (it’s from here that we get the term “kiss of peace”). These different meanings influenced and were influenced by the sorts of rituals kissing became associated with. For example, because the kiss helped exchange spirit, it made perfect sense for it to become part of baptism and ordination, rituals in which you wanted the