Top definition
An internet-based criminal method for the installation of unwanted or malicious software through the use of internet advertising media networks and exchanges.
"Dude, some fake AntiVirus software was installed and totally messed up my computer and found out this happened because my free webmail provider was displaying Flash based malvertising banners."
by Change Ling December 01, 2007
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Cleveland Steamer Plush

The vengeful act of crapping on a lover's chest while they sleep.

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