unmoˈrality (un-1 12, 5 b.) 1866Lowell Biglow P.Ser. ii. Introd., That half-conscious un-morality which I had noticed as the recoil in gross natures from a puritanism that [etc.].1879W. H. Mallock Is Life Worth Living? iii. 44 The condition of the completest personal un-morality.