Nothing, Zero, Nada... Used almostly when bragging about not paying for a service or something.
It can also be used as an insult for saying someone is broke.
eg 1. I no get shishi for my phone but MTN allow me make call.
eg 2. Emeka no get shishi for pocket.
Means when you play a fast one or trying to out smart someone and the person gets to know.
My cousin omasco me 500 naira this morning
Origin: FUT Minna, niger state