"Who the fuck did that?!"
"Who da f-?!"
An exclamation of intense anger or shock, questioning who the culprit is of some crime. Characterized by the speaker (usually a black man) not being able to finish his sentence because of his rage. Often by followed by a fist fight or gunshots.
*Notices scuff marks on brand new J's*
Juelz Santana: HOODUF?!