Noah Webster's Dictionary 1. (p. pr. & vb. n.) of Lower. 2. (p. pr. & vb. n.) of Lower. 3. (a.) Dark and threatening; gloomy; sullen; as, lowering clouds or sky.

Multi-Version Concordance Lowering (2 Occurrences) Matthew 16:3 And in the morning, It will be foul weather to day: for the sky is red and lowering. O ye hypocrites, ye can discern the face of the sky; but can ye not discern the signs of the times? (KJV ASV DBY WBS) Acts 9:25 but his disciples took him by night, and let him down through the wall, lowering him in a basket. (WEB WEY ASV DBY NAS RSV)