The Collaborative International Dictionary of English v.0.48:
Innocent \In"no*cent\, n. 1. An innocent person; one free from, or unacquainted with, guilt or sin. --Shak. [1913 Webster] 2. An unsophisticated person; hence, a child; a simpleton; an idiot. --B. Jonson. [1913 Webster] In Scotland a natural fool was called an innocent. --Sir W. Scott. [1913 Webster] Innocents' day (Eccl.), Childermas day. [1913 Webster]