I don't think there is an "official" definition for AAA, since it's mostly a buzzword. However, according to Wikipedia AAA refers to games "distributed by a mid

I don't think there is an "official" definition for AAA, since it's mostly a buzzword. However, according to Wikipedia AAA refers to games "distributed by a mid-sized or major publisher". In that sense, I think all of the games you listed fit under AAA. I personally would consider AAA to be indicative of the game's overall budget, but without looking up the develo