insider

noun

in·​sid·​er (ˌ)in-ˈsī-dər 

ˈin-ˌsī-

: a person recognized or accepted as a member of a group, category, or organization: such as

a

: a person who is in a position of power or has access to confidential information

b

: a person (such as an officer or director) who is in a position to have special knowledge of the affairs of or to influence the decisions of a company

Examples of insider in a Sentence

Political insiders say that she is planning to run for president.

The book gives fans an insider's view of Hollywood.

Recent Examples on the Web

Vogue Shopping The insider’s guide to what to shop and how to wear it. —Kiana Murden, Vogue, 25 Dec. 2024

Here's how insiders would solve the Darnold dilemma: Sando’s Pick Six 6. —Josh Kendall, The Athletic, 24 Dec. 2024

Instead of industry insiders cutting sweetheart deals with their former colleagues before returning to the private sector to claim their reward, the HHS will be led by a crusading reformer who has repeatedly shone a harsh spotlight on some of the health care industry's most questionable practices. —Michael Glassner and John Pence, Newsweek, 23 Dec. 2024

What has industry insiders aghast over this conflict is the nature of the correspondence. —Matt Donnelly, Variety, 23 Dec. 2024

Word History

First Known Use

1848, in the meaning defined above

Phrases Containing insider

• insider trading

Kids Definition

insider

noun

in·​sid·​er (ˈ)in-ˈsīd-ər 

: a person who is a member of a special group or organization

Legal Definition

insider

noun

in·​sid·​er

: a person who is in a position of power or has access to confidential information: as

a

: one (as an officer, director, employee, relative, or owner of more than 10% of the corporation's stock) who is in a position to have special knowledge of the affairs of or to influence the decisions of a company

b

: an individual (as a relative or an influential party) or entity (as a corporate affiliate) having a close relationship with a debtor such that transactions are not made at arm's length and are subject to closer scrutiny than the transactions of those dealing at arm's length