InsureTerms™/Terminology for the Consummate Insurance & Reinsurance Lawyer: “Retrocessionaire” By Brian Casey & Troutman Pepper Locke on August 1, 2016 Email this postTweet this postLike this postShare this post on LinkedIn “Retrocessionaire” noun/retro-cession-air A reinsurance company or insurance company that assumes reinsurance risk ceded by another reinsurance company or insurance company acting as a primary reinsurer of an insurance company.