when the pictures of any person on any social website make that person appear extremely sexy, but they are significantly less attractive in person.
guy:"damn, this girl is sexy! look at that ass! i gotta meet this chick"

two days later...

guy: "damn, that girl was sooooo not as attractive in person. she had like, NO ASS. She was false assvertising with her pics.
by mr.benzedrine March 27, 2009
Get the false assvertising mug.