A person or concept considered extremely brilliant, "fucking genius."
Though demented, her mentality made her a fenius.
by Chickie Chickie September 26, 2007
Get the fenius mug.
What you call someone when they state the obvious about something that clearly is obvious to everyone else.
Tom and Bill are talking one day when Tom says to Bill:

"Hey Bill I was watching Queer Eye for the Straight Guy the other day. I think those five guys are gay."

Bill replies: "Really Tom? Gee your a gucking fenius!"
by dfisher February 5, 2006
Get the gucking fenius mug.