Welcome to the RJO Futures trading terms glossary. Within this glossary, you will find an expansive list of trading terms covering commodity, option, and futures trading terminology. Bookmark this section as a quick reference for definitions of trading terms as you browse the Internet and our site for more information on futures and options trading within the financial and commodities markets.
A market that has been designated by the pit committee as experiencing unusual volume or volatility. During such conditions, floor brokers handling customer orders are excused from many of the normal standards with respect to executing orders and reporting fills.