The definition of malicious is showing spite or intentionally wanting to cause harm to someone.
An example of malicious is the sticking of a sharp object in the road so that a car's tires are destroyed.
having, showing, or caused by malice; spiteful; intentionally mischievous or harmful
Origin of maliciousMiddle English from Old French malicios from Classical Latin malitiosus from malitia: see malice
- Having the nature of or resulting from malice; deliberately harmful; spiteful: malicious gossip.
- Law Done with malice.
(comparative more malicious, superlative most malicious)