what is registered security
Noun. 1. registered security-a security whose owner's name is recorded on the books of the issuer (or issuer's agent). registered bond-a bond whose owner is recorded on the books of the issuer; can be transferred to another owner only when endorsed by the registered owner.oun. 1. registered security-a security whose owner's name is recorded on the books of the issuer (or issuer's agent). registered bond-a bond whose owner is recorded on the books of the issuer; can be transferred to another owner only when endorsed by the registered owner.