Acronym for: Play 2 win.
That guy is serious he p2w
Short for pay to win, in the sense that in order to 'win' a free to play game, such as Maplestory, you need to pay for various advantages to 'win' ingame.
1. Dude, this game is totally p2w
2. Th1s g4m3 sux s0 much d00d! 1t's t0t4117 p2w!