GB
GB most often signifies Great Britain, while in informal settings it can mean a guest book, gingerbread, or whimsical nicknames like Goat Boy or Goofy Bunny.
Medical
Miscellaneous
Galactic Bloodshed
Golfkl Bbur
GigaBytes
Guojia Biaozhun
Goat Boy
Goofy Bunny
GingerBread
Guest Book
GunBoat
Gallo Beast
Girls Blouse
Gadget Boy
Gator Bait
Grab Bag
George Bernard
Golden Beige
Gig Bag
Grandpa Ben
Gun Boy
Guaranteed Butter
Geek Boy
Ground Ball
Granville Brothers
Community
Guild Board
Gian Battista
Good Boy
Grand Bazar
Glass Bass
George Borgfeldt
George Bussey
Gerry Burgess
General Botha
Garth Brooks
George Bush
Gordon Barnes
Glenn Brenner
Giordano Bruno, Dominican Friar
Governmental
International
Academic & Science
Regional
Computing
Internet
Business
Governing Board
Give Back
Gradual Bend
Goldstein and Bergquist
Galbraith Building
Great Bear
Gift Box
Gold Box
General Beverage
Great Buy
Gravity Bong