Pay Per Click. This is an advertising option in which the advertiser has typically a small textual ad on a search engine site and pays only if a user clicks on the link in the ad.
Are you asking about the meaning on PPC acronym ? PPC stands for Pay Per Click. Is an advertising model where advertisers only pay when a user actually clicks on an ad to visit the advertiser's website. EDIT: Sorry the previous post wasn't there when I was writing this answer.