For mutual understanding of intelligence in different field information systems, and realization of military intelligence network finding and sharing, research on military intelligence metadata model and description method. Introduce metadata intro military intelligence description, and establish military metadata model based on intelligence content, intelligence object, intelligence knowledge organization system, intelligence management and service management, intelligence service process and intelligence information system. Then, put forwards the military information metadata uniform description method based on RDF to solve problems of different intelligence resource uniform. The research results show that, the method can realize mutual understanding of intelligence in different filed information systems and military intelligence network finding and sharing, make foundation for military intelligence network service and operation.