Blackly/ˈblækli/ Definition 1 of 2Pro Tip 1/3Mood Setting Used to set a dark, pessimistic atmosphere in a story or description. The old mansion stood blackly against the twilight sky, exuding an aura of doom. Pro Tip 2/3Visual Intensity Describes scenes with extreme darkness, enhancing the visual impact. The cave entrance gaped blackly, swallowing all light. Pro Tip 3/3Emotional Weight Conveys strong feelings of despair or sorrow, often in poetic contexts. He looked blackly upon the ruins of his home, heart filled with grief.