from
The Collaborative International Dictionary of English v.0.48
Guidon \Gui"don\, n. [F. guidon, It. guidone. See {Guide}, v.
t.]
1. A small flag or streamer, as that carried by cavalry,
which is broad at one end and nearly pointed at the other,
or that used to direct the movements of a body of
infantry, or to make signals at sea; also, the flag of a
guild or fraternity. In the United States service, each
company of cavalry has a guidon.
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The pendants and guidons were carried by the officer
of the army. --Evelyn.
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2. One who carries a flag. --Johnson.
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3. One of a community established at Rome, by Charlemagne, to
guide pilgrims to the Holy Land.
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