Shonuff 

Absolutely, affirmative, no doubt

"He shonuff had the best suit on at the concert."

Shonuff by MoeBey November 15, 2019

Shonuff 

A word your Great Granny Madea uses right before that authentic laughter.
Sho-nuff- meaning to agree with what is being said. To back up ones story.or just bull sh%t conversation....

Shonuff:
Girl-"So Granny I met someone new!"
GRANNY-Awww guul, Sho-nuff!"

Shonuff by LilGhettoGirl33 January 17, 2020