- Historical a small flag or pennant carried by the guide of mounted cavalry
- the identification flag of a military unit or the soldier carrying it
Origin of guidonFrench ; from Italian guidone ; from guidare ; from guida: see guide
- A small flag or pennant carried as a standard by a military unit.
- A soldier bearing such a flag or pennant.
Origin of guidonFrench, from Old French, from Old Italian guidone, from guidare, to guide, from Old Provençal guidar; see guide.