The word "backstop" means a protective or support system that acts as a barrier or safety net to prevent any unwanted consequences or failures. Full definition
It currently runs as a kind of backstop for the organization's original automated system, and the CTBTO has asked the member states to approve it officially as a replacement. (sciencedaily.com)
(Bloomberg)-- Ben Carson, President - elect Donald Trump's nominee for the top U.S. housing - policy job, told lawmakers that he questions the need for a government backstop of the market for 30 - year mortgages, saying the private market... (nreionline.com)