malicious adjective Having the nature of or resulting from malice; deliberately harmful; spiteful. malice noun 1. A desire to harm others or to see others suf

malicious adjective Having the nature of or resulting from malice; deliberately harmful; spiteful. malice noun 1. A desire to harm others or to see others suffer; extreme ill will or spite. 2. The intent to commit an unlawful act without justification or excuse. 3. An improper motive for an action, such as desire to cause injury to another.