Noah Webster's Dictionary 1. (n.) Frivolity; inappropriate lack of gravity and seriousness in deportment or character; trifling gayety; sportiveness; vanity. 2. (n.) The quality of weighing less than something else of equal bulk; relative lightness, especially as shown by rising through, or floating upon, a contiguous substance; buoyancy; -- opposed to gravity. 3. (n.) Lack of steadiness or constancy; disposition to change; fickleness; volatility.

Multi-Version Concordance Levity (2 Occurrences) 2 Corinthians 1:17 When I therefore was thus minded, did I use levity? or the things that I purpose, do I purpose according to the flesh, that with me there should be yea, yea, and nay, nay? (WBS) Ephesians 5:4 nor filthiness, nor foolish talking, nor jesting, which are not appropriate; but rather giving of thanks. (See RSV)