When speaking aloud and you just happen to get tongue tied, instead of sounding like a fucking idiot, you say "bahana!" and continue on with your sentence.
Thug: Yo beezy holla at cha booiii causeuhhmmyeahheeeekkkshit... BAHANA!!! cause you lookin fiiine.
Hoe: Damn mah sista did you hear what that beezer said, he's got me all hot and bothered with good learnin skillzzz.