Someone who is considered uncool, typically due to overt studiousness and/or social awkwardness. Don't be such a dweeb! It's Friday night—we should be partying.I can't go to the prom with that dweeb, how embarrassing!
dweeb
(dwib)
1. n. an earnest student. (Collegiate.) Don’t call Bob a dweeb! Even if he is one.
2. n. a strange or eccentric person; a nerd. This place is filled with dweebs of all sizes.