- Filler - a light game to be played while waiting for others to finish. Examples - Coloretto, Bluff.
- Capital game - a serious game that is one of the reasons you play games. Examples - Age of Steam, Domaine.
- Kids' games - games you mostly want to play with kids. Examples - Gulo Gulo, Bratz Mall Crawl.
- Gateway games - lighter games you play because your opponents may not see the fun in a 3 hour session of Age of Steam and you don't mind playing them. Examples - TransAmerica, Ticket to Ride.
- Two player games - games you mostly play because your partner will play them with you. Examples - Lost Cities, Lord of the Rings: the Confrontation.
- Two player abstracts - traditional abstract games. These get their own category because they can be treated very lightly or very seriously depending on how good you are at them. You might play them against your partner or you may compete internationally. Examples - Chess, GIPF.
There are lots of connections between the classifications. If your partner is Scrabblette for example, two player games and two player abstracts are very closely related. However Asterix and Obelix is plainly in the two player game category. And for a lot of people, gateway games and capital games have very strong overlap.
When I look at my games played tally I think to myself that it's only the capital games that really count - St Petersburg, Amazonas, Trias, Domaine - the games I really love that get me thinking. That's not to say that I don't enjoy the others, but those are the games I'd rather be playing, and I think the amount I enjoy a games session is related to how many of those games I play. The difficult part of course is finding opponents who share the same capital games as you do.