From Longman Business Dictionaryguaranty bondˈguaranty bond (also guarenteed bond)FINANCE a bond where the amount of money and the interest are guaranteed by someone other than the person who gave it to you, used especially in bonds related to large investmentsMr. Davies claims he helped Mr. Parretti secure a guaranty bond for a major loan but was never paid the $1,750,000 premium he was owed. → bond