oriflamme

noun

An inspiring standard or symbol.

The red or orange-red flag of the Abbey of Saint Denis in France, used as a standard by the early kings of France.

The banner of St. Denis, supposed to have been a plain red gonfalon — that is, a banderole of two or three points attached to a lance.

In heraldry, a blue flag or banner charged with three golden fleurs-de-lis.

The red silk banner of St Denis, which the abbot of St Denis gave to French kings as they rode to war.