Chan`son" de geste" (?). [F., prop., song of history.]
Any Old French epic poem having for its subject events or
exploits of early French history, real or legendary, and written
originally in assonant verse of ten or twelve syllables. The most
famous one is the Chanson de Roland.
Langtoft had written in the ordinary measure of the
later chansons de geste. Saintsbury.
© Webster 1913.