A macro virus is a virus written in the macro language that is built into some software applications such as word processors. Often, macro programs will run automatically when a document is opened, thus allowing the virus to run. Macro viruses are spread by the distribution or exchange of infected files through email or file sharing.

Capable of being carried by one man. Specifically, the term may be used to qualify:

1. Items designed to be carried as an integral part of individual, crew-served, or team equipment of the dismounted soldier in conjunction with assigned duties. Upper weight limit: approximately 14 kilograms (31 pounds.)

2. In land warfare, equipment which can be carried by one man over long distance without serious degradation of the performance of normal duties. (Source: DOD)