Pronunciation: (dēd),[key] —n. 1. something that is done, performed, or accomplished; an act: Do a good deed every day. 2. an exploit or achievement; feat: brave deeds. 3. Often, deeds. an act or gesture, esp. as illustrative of intentions, one's character, or the like: Her deeds speak for themselves. 4. Law.a writing or document executed under seal and delivered to effect a conveyance, esp. of real estate.