PoGO is the shortened name of PokemonGO (used a lot in Australia, the land of many shortened words). It can be used as a noun or turned into a verb.
Are you playing PoGO right now? No I'm not. Okay I'll login and catch this dragonite for you.
I spent all Satday PoGOing my legs are dead, I walked all my 10k eggs.
Is Joe still a PoGOer? Nah he stopped playing after a month. Filthy casual.
Annie is such a PoGO noob, she didn't know about raids.
I PoGOed when the game came out but then I stopped when my dex was complete.
Person who plays PokemonGO. PoGO for short.
That Mary, she's such a pogoer!
What? People still play that game?
Yeh! There's heaps of pogoers around on community days