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insider

[in-sahy-der] / ˌɪnˈsaɪ dər /


NOUN
cognoscente
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

His case marks the first such case filed by the DOJ regarding insider trading charges involving a prediction market.

From BBC • Apr. 28, 2026

Army sergeant charged with insider trading on the prediction market site Polymarket last week was likely in violation of multiple rules before the transactions were ever made.

From Barron's • Apr. 27, 2026

It follows months of public scrutiny of suspected insider trades and market manipulation on the platforms, as well as criticism of Polymarket for offering bets on war.

From The Wall Street Journal • Apr. 24, 2026

In traditional financial markets, insider trading is widely agreed to be bad and understood to be illegal.

From Slate • Apr. 24, 2026

It is interesting, in that light, to note that the outsider’s invective is typically more stern and solemn: an insider, more comfortable reading the audience’s social codes, can risk a joke.

From "Words Like Loaded Pistols" by Sam Leith