In war

War

War is a state of organized, armed, and often prolonged conflict carried on between states, nations, or other parties typified by extreme aggression, social disruption, and usually high mortality. War should be understood as an actual, intentional and widespread armed conflict between political...

, a chamade was a certain beat of a drum, or sound of a trumpet, which was given the enemy as a kind of signal, to inform them of some proposition to be made to the commander; either to capitulate, to have leave to bury their dead, make a truce, etc. Ménage

Gilles Ménage

Gilles Ménage was a French scholar.He was born at Angers, the son of Guillaume Ménage, king's advocate at Angers, where Gilles was born....

derives the word from the Italian chiamate, of clamare, to cry.