Top definition
The phenomenon in which someone seems far more attractive in the thumbnail version of a profile picture than they truly are.
I thought the girl who sent me a friend request was hot, but it turned out to be a case of Thumbnail Syndrome.
by Ken_II July 27, 2009
Mug icon

Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

Buy the plush