insider
noun
- someone on the inside
Wiktionary
Pronunciation: /ɪnˈsaɪdɚ/ / /ˈɪnsaɪdɚ/
noun
Etymology: Etymology tree Middle English ynneside English inside Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English insider From inside + -er.
- A person who has special knowledge about the inner workings of a group, organization, or institution.
“Near-synonyms: initiate, old hand, habitué”
“Heavy losses were sustained in Simms Petroleum, which took a greater toll from supposed "Wall Street insiders" than from the general public.”
- A person who is within an enclosed space.
“To the insider, the ceiling is like a small firmament twinkling with astral radiations.”