an officer of a corporation or others who have access to private information about the corporation's operations
形容词 inside:
relating to or being on the side closer to the center or within a defined space
同义词：inside
being or applying to the inside of a building
同义词：inside
confined to an exclusive group
同义词：inside, inner, privileged
away from the outer edge
同义词：inside
insider详细解释
in.sid.er n.（名词）An accepted member of a group.会员：为组织所接受的成员One who has special knowledge or access to confidential information.知情人：对机密消息有特殊了解或可通过特殊渠道了解到机密的人
