Definition of streetwise:
having the necessary knack, personality and instinct
for survival in rough
environments; possessing a style that embodies the life and microculture located within urban
settings, typically in the States
"you could tell from the way he spat old Tupac lyrics, loitering in the corner with his homies, flipping that Yankees cap on his head like he couldn't give a damn that he was streetwise enough to melt Will Smith."