(; ) (NAmE alsoˈguaranty) a person or an organization that agrees to pay back a loan or a debt, etc. if the person or company that borrowed the money is not able to do so 担保人；保证人◆a mortgage guarantor 抵押担保人◆The company had to act as guarantor for a loan of $750m. 这家公司不得不充当一笔 7.5 亿元贷款的担保人。
() a person who agrees to be responsible for sb or sth 担保人◆In Japan, you may need a guarantor in order to rent an apartment. 在日本租房子可能须要担保人。