MSBP Views 6 meanings found MSBP is most recognized as Munchausen syndrome by proxy, a serious medical condition, but also refers to the Millennium Seed Bank Project for plant conservation and various business or IT planning frameworks. Medical Munchausen Syndrome By Proxy Miscellaneous Molassed Sugar Beet Pulp Academic & Science Millennium Seed Bank Project Computing Member Server Baseline Policy Business Managing Successful Business Processes Marketing Strategy and Business Plan