a small pennant, used as a marker or standard, esp by cavalry regiments the person or vehicle that carries this
WordReference Random House Unabridged Dictionary of American English © 2025
gui•don
(gīd′n),USA pronunciation n. [Mil.]
- Militarya small flag or streamer carried as a guide, for marking or signaling, or for identification.
- Militarythe soldier carrying it. Cf. colorbearer.
- Italian guidone, equivalent. to guid(are) to guide + -one noun, nominal suffix
- Middle French
- 1540–50
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'guidon' also found in these entries (note: many are not synonyms or translations):