Definition of malvertisement in English:
 malvertisement
nounmalˈvəːˌtɪzm(ə)ntmalˈvəːˌtɪsm(ə)ntˈmælvərˌtaɪzmənt
An online advertisement that incorporates or installs malware.
 malvertisements often search computers for bank account and other information
 Example sentencesExamples
-  Legitimate sites have been compromised by hosting malvertisements.
 -  Malvertisements lurk behind banner ads and videos, delivering hidden code via ad networks to consumers and business users browsing the Web.
 -  She explained that malvertisements aren't limited to a particular ad network.
 -  With this, companies can detect and take down malvertisements to protect customers from attack and fraud.
 -  Some of the weapons you use against ads, such as ad-blocking browser extensions, can also protect your computer from malvertisements.
 
Origin
  
Early 21st century: blend of malicious and advertisement.
   Definition of malvertisement in US English:
 malvertisement
nounˈmælvərˌtaɪzməntˈmalvərˌtīzmənt
An online advertisement that incorporates or installs malware.
 malvertisements often search computers for bank account and other information
 Example sentencesExamples
-  With this, companies can detect and take down malvertisements to protect customers from attack and fraud.
 -  She explained that malvertisements aren't limited to a particular ad network.
 -  Malvertisements lurk behind banner ads and videos, delivering hidden code via ad networks to consumers and business users browsing the Web.
 -  Some of the weapons you use against ads, such as ad-blocking browser extensions, can also protect your computer from malvertisements.
 -  Legitimate sites have been compromised by hosting malvertisements.
 
Origin
  
Early 21st century: blend of malicious and advertisement.