Definition of arbitrages:
(n) :
(finance) A market activity in which a security, commodity, currency or other tradable item is bought in one market and sold simultaneously in another, in order to profit from price differences between the markets.
(v) :
(intransitive, finance) To employ arbitrage
(v) :
(transitive, finance) To engage in arbitrage in, between, or among
(n) :
(archaic) Arbitration.