ar·​bi·​tra·​geur ˌär-bə-(ˌ)trä-ˈzhər How to pronounce arbitrageur (audio)
variants or arbitrager
: one that practices arbitrage

Examples of arbitrageur in a Sentence

Recent Examples on the Web Its team expects arbitrageurs and growing market liquidity to bring it back to par. Steven Ehrlich, Forbes, 7 May 2023 In just a few years, SBF went from an arbitrageur in a niche market to one of the most powerful people in crypto. Will Gottsegen, The Atlantic, 19 Nov. 2022 Whereas the old school model for the manager of an electrical utility might have been Homer Simpson, now the model is closer to Gordon Gekko – a Wall Street arbitrageur that needs to make split-second decisions about how to supply consumer demand most efficiently. Erik Kobayashi-Solomon, Forbes, 17 June 2021 Most infamously, Milken and Dennis Levine, Black’s colleague on the mergers and acquisitions desk, went to prison for insider trading, as did their co-conspirator, the arbitrageur Ivan Boesky. Bob Ivry, Town & Country, 3 June 2021 But there is a straightforward way to minimize the discount: Make the holding company as similar to the underlying asset as possible so that arbitrageurs can directly compare them. Stephen Wilmot, WSJ, 24 June 2019 An arbitrageur could profit by selling short the stocks in New York and buying the futures contract. Burton G. Malkiel, WSJ, 18 Sep. 2017 Levine implicated Ivan Boesky, an arbitrageur, who then implicated Martin Siegel (HBS ’71), formerly of Kidder Peabody but then working for Drexel Burnham Lambert. Duff McDonald, Newsweek, 6 Apr. 2017 Stewart’s book brought the reader inside the room of the most private meetings and discussions among the likes of the famed arbitrageur Ivan Boesky and the financier Michael Milken, as well as those prosecuting them, led by Rudy Giuliani. Andrew Ross Sorkin, New York Times, 7 Feb. 2017 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'arbitrageur.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


arbitrage + -eur (as in entrepreneur) or -er entry 2

Note: Despite appearances, arbitrageur is not borrowed from French, which uses the derivative arbitragiste.

First Known Use

1870, in the meaning defined above

Time Traveler
The first known use of arbitrageur was in 1870

Dictionary Entries Near arbitrageur

Cite this Entry

“Arbitrageur.” Dictionary, Merriam-Webster, Accessed 3 Oct. 2023.

Legal Definition


ar·​bi·​tra·​geur ˌär-bə-ˌträ-ˈzhər How to pronounce arbitrageur (audio)
variants or arbitrager
: one that practices arbitrage
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