Definitions by DJ D

For sure 

the whiter or older person's way of saying "fo shizzy" or "fo sho"

"Check those Jordan's on that Bentley... that's hot"
"For Sure"
or
"I'd really like to meet that fine african american woman over yonder, she's sexy for sure"

For sure by DJ D February 2, 2003

hiyo

an exclamation to proclaim suprise, or astonishment; a formal greeting; expressing praise at an action.

"Yo, last night, she was the shite..."
"Fo real? you hit that huh! HIYO!"
or
"Yo, Blake dunked last night!"
"HIYO!"

hiyo by DJ D February 2, 2003