Skimming target is a term used in the financial industry to refer to a type of fraud where criminals attempt to steal money from unsuspecting victims by using false or stolen credit card information. The term FAT, which is a 3 letter acronym, is used to describe the type of fraud that is being targeted. FAT stands for 'Fraudulent Activity Targeting, ' and it is a form of skimming that is used to target vulnerable individuals or businesses.