Abandon - Financial definition Financial acronyms The entire acronym collection of this site is now also available offline with this new app for iPhone and iPad. Tags: events options Concise definition of the term abandon In options trading, abandon means the choice not to exercise or offset a long position. Additional information related to this definition Definitions of related terms American-style option • European-style option • Option Formulas related to this definition Payoff at expiry for the purchase of a call option • Payoff at expiry for the purchase of a put option Browse the financial glossary in alpabetical order # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z