A man who exhibits nerdy tendencies and is the lover or boyfriend of a young woman. He typically enjoys manga/anime, comic books, science fiction/fantasy, online gaming, action figures, and/or cartoons/memorabilia associated with his childhood.
"My nerdbeau is dragging me to a comic book convention this weekend."
That girl in high school who thinks she's a nerd and automatically places herself above others because of her glasses and intellectual friends but in reality is a huge fucking moron.