The crossword solution for the term 'FLAG MESSAGE WHITE' is 'TRUCE', which is a five-letter word. A TRUCE is an agreement between two or more parties to stop fighting or arguing for a certain period of time. It is often used in war and conflict situations, but can also be used in other contexts. A flag message white is a type of TRUCE signal, usually sent up a flagpole, that indicates a desire for peace or a ceasefire.