End of year (EOY) - Financial definition Financial acronyms The entire acronym collection of this site is now also available offline with this new app for iPhone and iPad. Tag: finance (general) Concise definition of the term end of year End of year usually refers to the last calendar or business day of a given year. Additional information related to this definition Definitions of related terms End of day • End of month 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