Glossary If this doesn't clear things up, just come in. We'll explain everything you need to know. A B C D E F G H I J K L M N O P Q R S T U V W Click the first letter of the term you're searching for to get an easy-to-understand explanation. Wash Sale - A stock transaction in which the person sells or trades stock or securities at a loss and, within 30 days before or after the sale, acquires substantially identical stock or securities, either directly or through an option. Wilma GO Zone - The portion of the Hurricane Wilma disaster area determined by the president before November 14, 2005, to warrant individual or individual and public assistance from the federal government under the Robert T. Stafford Disaster Relief and Emergency Assistance Act by reason of Hurricane Wilma.