Where a person (usually a guy) is barely worth attention with his glasses on, but when he takes them off you notice how very hot and attractive he is.
(sees guy without his glasses)
Girl 1: OMFG! Where are you glasses?!
Guy: I got contacts.
Girl 1: Aha..... (distracted)
Girl 2: (whispers) Clark Kent Syndrome.
Girl 1: Yeah, totally....
Girl 1: OMFG! Where are you glasses?!
Guy: I got contacts.
Girl 1: Aha..... (distracted)
Girl 2: (whispers) Clark Kent Syndrome.
Girl 1: Yeah, totally....
by 1mad_scientist December 1, 2009
 Get the Clark Kent Syndromemug.
Get the Clark Kent Syndromemug. Based off Superman, it's the inability to notice that someone wearing glasses and that person not wearing glasses are the same person.
Kyle: Tim? Is that you?
Tim: Yeah.
Kyle: Oh. I almost didn't notice you with your glasses on.
Tim: Yep. That's Clark Kent Syndrome for you.
Tim: Yeah.
Kyle: Oh. I almost didn't notice you with your glasses on.
Tim: Yep. That's Clark Kent Syndrome for you.
by Rommer711 August 25, 2010
 Get the Clark Kent Syndromemug.
Get the Clark Kent Syndromemug.