(1)租借人；僱主
指租借他人财物或僱佣劳工者。

(2)约定为他人完成一定任务者；承包人

• authority
• authority by estoppel
• authority of agent
• authority of law
• authority of officer
• authorization bill
• authorize
• authorized
• authorized by law
• authorized capital
• authorized capital stock
• authorized stock
• authorized stock issue
• Authorized Version
• authorship
• au tiel forme
• autocracy
• auto da fe
• auto de fe
• autograph
• automatic continuance
• automatic insurance
• automatic revocation of trust
• automatic stay
• automatic suspension