As you can see what was written on that wall, it is " Dey Play ". This is a new slang in Nigeria. If you are very familiar with Nigerians, you will realize that they love to play a lot. Nigerians are fun people who love to catch cruise. What's the meaning of this slang? It means that you should be happy. No matter what condition you are in, always learn to make yourself happy💯 #justdeyplay