\Mis`e*ri*cor"di*a\, n. [L., mercy, compassion;
miser wretched + cor, cordis, heart.]
1. (O. Law) An amercement. --Burrill.
2. (Anc. Armor.) A thin-bladed dagger; so called, in the
   Middle Ages, because used to give the death wound or
   ``mercy'' stroke to a fallen adversary.
3. (Eccl.) An indulgence as to food or dress granted to a
   member of a religious order. --Shipley.