malware

noun

mal·​ware ˈmal-ˌwer 

: software designed to interfere with a computer's normal functioning

Examples of malware in a Sentence

Recent Examples on the Web

For that layer, use strong antivirus software that provides real-time protection against malware, ransomware, phishing attempts and other online threats. — Kurt Knutsson, FOXNews.com, 3 Oct. 2026

The security scan turned up a file used in testing, one that’s not actual malware but that security companies agree to detect. — Neil J. Rubenking, PC Magazine, 30 Sep. 2026

Once activated, the malware sends a command directing the ATM to dispense cash without debiting a customer’s account. — Antonio Maria Delgado, Miami Herald, 30 Sep. 2026

Companies need to know the quality of open-source code AI uses and identify potential malware or malicious code. — Expert Panel®, Forbes.com, 29 Sep. 2026

Word History

Etymology

malicious + -ware (as in software)

First Known Use

1990, in the meaning defined above

Rhymes for malware

• abwehr
• affair
• affaire
• airfare
• altair
• armchair
• aware
• beware
• bugbear
• carfare
• childcare
• compare

Kids Definition

malware

noun

ˈmal-ˌwer 

: software designed to interfere with a computer's normal functioning

Legal Definition

malware

noun

mal·​ware ˈmal-ˌwer 

: software that is designed to interfere with a computer's normal functioning and that can be used to commit cybercrime (as by revealing passwords, PINs, and other sensitive data)

Etymology

mal- bad + software