1) shortened form of "gangsta"
2) shortened form of "grand" ($1000)
3) word used to call someone who you dont know their name like a cabby
4) word used to a close friend for "endearment" (la de da fancy word, lol)
1) in Thug'z Mansion you gotta be a G
2) Cost a nigga a hundred G'z (Big Syke - Picture Me Rollin')
3)Yo, G, to 21st street
4) That's it, G!