Green’s Dictionary of Slang

gweeb n.

[var. on dweeb n.]

(US campus) a person entirely lacking in social skills and style.

[US]Eble Campus Sl. Mar. 5: gweeb – person entirely lacking in style; worse than a geek.
[US]Eble Sl. and Sociability 41: Gweeb begins with a velar g and a labio-velar w and ends with a labial b.