that girl is so malicious because everyday she bullies kids.
The dog had a wild, malicious look in its eyes.
He had a malicious tone of voice. Their attitude was extremely malicious. I can't believe how malicious their comments were! Spam is a malicious program used for stealing information about people.
David's action of deliberately inserting a paperclip into the photocopier was malicious.
The malicious hacker planted a virus in the computer system to steal sensitive information.
She merely decimated her salad, while I ravaged mine. The entire countryside was quickly ravaged by these malicious vandals.
He often insults people and then insists he is only joking, but the malicious look in his eyes says otherwise.
There was a malicious disease spreading throughout the camp, killing many people. :) Hope that helps.
Libel is false and malicious use of the printed word.
Anna was so malicious, she told all of my friends not to be my friend anymore and she made up lies about me.
The Internet is now a store of malicious softwares rather than the original ones. The local market had its windows broken by malicious delinquents.
The man with the stoic look had malicious intent in his heart.
The malicious man tried to steal the old lady's glasses so she would not be able to see.