Insider Definition
ĭn-sīdər
insiders
noun
An accepted member of a group.
American Heritage
A person inside a given place or group.
Webster's New World
A person having or likely to have secret or confidential information.
Webster's New World
Other Word Forms of Insider
Noun
Singular:
insider
Plural:
insidersOrigin of Insider
-
inside + -er
From Wiktionary
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