First, I'll try to break it down. "RMA" could stand for Return Merchandise Authority or Right to Match Analysis. "401" might refer to a tax code, like 401(k) in the US, or a HTTP status code. "Marketzip" could be a company or a market-related term. "New" at the end suggests a product or update.
: If this term refers to a specific product or concept not discussed here, please provide additional context for a more accurate explanation.
Given that, I should proceed with the assumption that this is a fictional or hypothetical product, perhaps a new financial tool from a company called MarketZip that links health metrics (WHR) with retirement accounts (401k). Alternatively, it could be a mistake and they meant something else, but without more info, I'll go with that.