adj. 1 not guilty, guiltless, blameless, honest, (in the) clear, unimpeachable, above suspicion, above reproach, faultless We all believe her innocent of extortion 2 pure, sinless, virtuous, chaste, virgin(al), undefiled, untainted, unstained, unsullied, pristine, incorrupt, uncorrupted, immaculate, spotless, unblemished, unpolluted She is still a sweet child, innocent as the day she was born 3 harmless, well-intentioned, safe, innocuous, inoffensive, unobjectionable What began as an innocent stroll became a dangerous expedition 4 naïve, unsuspecting, unsuspicious, unsuspecting, ingenuous, unsophisticated, trusting, trustful, gullible, credulous, green, inexperienced, childlike, unworldly, guileless, artless, simple, open, unartificial, sincere Youngsters would arrive in London directly from the farm, entirely innocent and unaware of the perils of city life
n. 5 infant, babe (in arms or in the wood(s)), child; ingénue, novice, beginner, newcomer, Colloq greenhorn She's certainly no innocent when it comes to men