A term coined by bay area rapper Keak Da Sneak. yadada can be used as a stand-alone phrase meaning "you know what I mean?" or as a prefix typically meaning "Do you know what..." followed by "I mean?" or "I'm saying?" or "I'm hollering?"
"I'm in Guatemala, yadadaholla?"
"Yadadamean, I'm hotter than steam."
"Let's meet at the sideshow, yadadasayin?"
