Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
trade in large quantities of substances or products such as oil, metals, grain, coffee, etc., or the place where they are traded:
an exchange for buying and selling commodities for future delivery
Share your knowledge with the community
Browse our collection of 300,000+ community-written definitions