f'shizzle my n'izzle 

DUH! It means for real my nigga.

Hoodraddish: Man, that girl is a strait up ho.
Cornstalk: f'shizzle my n'izzle.

f'shizzle my n'izzle by Gangsta Cornstalk December 28, 2005

fshizzle my nizzle 

for sure mate
{deffers}

"you wanna go to the pub tonight?"
"yeah, fshizzle my nizzle, see you at nine"

fshizzle my nizzle by Aisylene August 17, 2006