(1)商人；坐商；零售商
为卖出而买进，而非为占有而买进，亦非生产而卖出的人。多指有固定柜台进行销售，而非游走叫卖的人。

(2)交易人；证券经纪人
为自己利益从事证券买卖的人，但不包括银行，也不指那些在其正常营业之外买卖证券的人。

• selective service
• Selective Service Act
• Selective Service System/SSS
• selectman
• Select Vestries Bill
• select vestry
• self-dealing
• self-defense
• self-degradation
• self-destruction
• self-disserving evidence
• self-employed
• self-employed retirement plan
• self-employment income
• self-employment tax
• self-executing
• self-executing constitutional provision
• self-executing forfeiture
• self-executing judgments
• self-executing treaty
• self-help
• self-incrimination
• self-inflicted
• self-inflicted injury
• self-insurance