1. Person who clicks on ad banners.
2. Person who falls for the same scam multiple times or does the same stupid fucking thingover and over again like giving all of their cash to televangelists (or scientology).
Fucking adlicker, gave all his money to Billy Graham and wonders why he can't pay his mortgage.
1. an admirer of someone in a (more) powerful position.
2. an extreme supporter who gives attention and affection to a person who is already on a pedestal or otherwise popular.
They protest the government when Obama is in office, but when it was Bush in the White House, the Tea Partiers were some of the government's most dedicated asslickers.