Glossary of Tax and Finance Terms

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

O

Ordinary and necessary
A statutory requirement for the deductibility of a business expense.
Ordinary income
Income other than capital gains.
Ordinary loss
A loss other than a capital loss.
Original issue discount (OID)
The difference between the face value of a bond and its original issue price. OID is reported on an annual basis as interest income.