Another ebonics created by the black people of the Yay Area. Shortly after the king of the bay (Mac Dre) died, the word became famous from the song "Super hyphy" by Keak Da Sneak, but the words origin came from Mac Dre.
I need some Heem, yadida mean?!
I was hella hyphy at the club, screamin Yadida WHA WHA!!