/shiv"euhl ree/ , n. , pl. chivalries for 6.
1. the sum of the ideal qualifications of a knight, including courtesy, generosity, valor, and dexterity in arms.
2. the rules and customs of medieval knighthood.
3. the medieval system or institution of knighthood.
4. a group of knights.
5. gallant warriors or gentlemen: fair ladies and noble chivalry.
6. Archaic. a chivalrous act; gallant deed.
[ 1250-1300; ME chivalrie chevalerie, equiv. to chevalier CHEVALIER + -ie -Y 3 ]