1. Having qualities tending to injury and mischief; having a nature or properties which tend to badness; mischievous; not good; worthless or deleterious; poor; as, an evil beast; and evil plant; an evil crop. A good tree can not bring forth evil fruit. Matt. vii. 18. 2. Having or exhibiting bad moral qualities; morally corrupt; wicked; wrong; vicious; as, evil conduct, thoughts...