An interjection often used after one of the five W's (who, what, where, when, why). A humourous statement, it stems from the Dr. Dresong of the same name.
Dre: Did whatsername get out to you yesterday?
Bitch: Who?
Dre: Deeez Nuuuts!
To be asked when someone is wearing a rather smashing pair of new shoes. Can also be used for anything new if the fancy takes you. The word can be dragged out for longer if the shoes are especially lovely