Closet Hawk 

To follow or observe (a person) persistently, especially out of obsession or derangement using an internet tool such as Facebook but when confronted denies the act.

Closet Hawking, C-Hawking

Thomas is a Closet Hawk, he spends hours watching Christopher’s Facebook page and won’t admit it when asked how he knows all Christopher’s details from his site.

Closet Hawk by The man without face July 26, 2010