ar•bi•tragePronunciation: (är'bi-träzh" for 1, 3; är'bi-trij for 2), [key]
—n., v., -traged, -trag•ing.
the simultaneous purchase and sale of the same securities, commodities, or foreign exchange in different markets to profit from unequal prices.
to engage in arbitrage.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.