Yalah n. : The oil of the mahwa tree.

Example:


Taxonomy
YouTube, Yalah, Autoshare, Fermin Muguruza, Facebook, Twitter, Afro, Basque, Google Reader, Ramallah, Fire Brigade, Mexico D.F, ratings, Video Response, Zocalo Mexico, chingón, Fire, Playlists.

Defination from the web:
... Fermin Muguruza - Yalah Yalah Ramallah (Zocalo) Hello, you either have JavaScript turned off or an old version of Adobe's Flash Player. Get the latest Flash player. ...