arbitrageur
noun /ˌɑːbɪtrɑːˈʒɜː(r)/
/ˌɑːrbɪtrɑːˈʒɜːr/
(also arbitrager
(business) /ˈɑːbɪtrɪdʒə(r)/
/ˈɑːrbɪtrɑːʒər/
)- a person whose job involves buying something (for example, shares or foreign money) in one place and sell it in another place where the price is higher
- one of Wall Street’s most famous arbitrageurs