noise trader

noun

One who trades financial products (such as stocks) not based on fundamental analysis.

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Meanings

nounnoise trader (plural noise traders)

plural noise traders

  1. businessOne who trades financial products (such as stocks) not based on fundamental analysis.

Origin

Derived from the financial definition of noise, formally defined in a 1986 paper by Fischer Black as "[n]oise in the sense of a large number of small events is often a cause factor much more powerful than a small number of large events can be."

Full word history & related roots →
Cite this entry
APA

noise trader. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/noise%20trader

MLA

“noise trader.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/noise%20trader. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “noise trader,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/noise%20trader.

Source: noise trader on Wiktionary, CC BY-SA 4.0.