This is a discussion on Professional poker player! within the online poker forums, in the Learning Poker section; who can say that you are a professional poker player???is a title job or something?or if you do this for a living ,that means you
Word "professional" does not come from word "expert" or "master", "average" or "buddy" it comes from "profession". One can easily conclude that "Professional" poker player therefore is a player who earns living from playing poker. If you can make it, no matter how good/average you are - you are a professional poker player.
I think it comes down entirely to percentage income. If you're earning around 80% income from poker and above, you can call yourself professional. Above around 30% and you're semi-pro and anything less and it's a hobby that makes a bit of money on the side