computervirus
nounUK /kəmˈpjuːtə ˈvaɪrəs/
US /kəmˈpjuːtər ˈvaɪrəs/
A bad program that sneaks into a computer and makes it act strangely.
My laptop got a computervirus and started opening windows by itself.
OTHER MEANINGS
2. A harmful piece of code that copies itself from one file or computer to another.
The computervirus spread through email attachments within hours.
3. A program designed to damage or disrupt a computer system.
Experts warned that the new computervirus could delete important files.
4. A digital threat that hides inside normal-looking software.
The game download secretly carried a computervirus.