Noah Webster's Dictionary 1. (v. t.) To mar or destroy the perfection of. 2. (a.) Imperfect.

Multi-Version Concordance Unperfect (1 Occurrence) Psalms 139:16 Thine eyes did see my substance, yet being unperfect; and in thy book all my members were written, which in continuance were fashioned, when as yet there was none of them. (KJV)