noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The characteristic behavior of insiders uncountable

   "Weiner and his aides dismissed such talk as idle political insiderism […]"

2. 2
   Attitudes or behavior which are preferential to insiders uncountable

Example

More examples

"Weiner and his aides dismissed such talk as idle political insiderism […]"

Etymology

From insider + -ism.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.