Term of endearment, ackgnowledging a good idea or act. Ebonics for "for sure my n***er".
"You wanna go rob some white kids?"
"fo shizzle my nizzo"
An statement expressing agreement with another person.
"Wanna go to the store?"
"Fo shizzle my nizzo!"
A slang term meaning : 'For sure my ni**a'
"We up for tonight dawg?"
-"fo shizle my nizzo"
"For sure, my ni**er."
"Definitely, my good friend."
"Y'all headin' ta Tre's BBQ?"
"Fo shizzle my nizzo, that shit's gonna be off the heezy fo sheezy."