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.
Usually used to refer to a person who misuses opportunities regularly or a complete failure.
1. Keep missin' like yakubu.
2. You be yakubu
["miss", " failure"]