Definitions for "NATIONAL FLAG"
is a flag of a country.
See Civil flag, State flag.
In general, a flag representing an independent state, especially a nation-state. Although the term is chiefly applied to the flag use by private citizens, either on land or at sea, it is frequently applied to a design used in any one of six principal functions: CIVIL ENSIGN, CIVIL FLAG, STATE ENSIGN, STATE FLAG, WAR ENSIGN, WAR FLAG.