That's all it could be used for and it is a phrase that would likely have some type-in traffic. Develop it, it's generic (covers all games). It would make a great online gaming Portal.
Actually Edvard, I had an unsavory thought today regarding your TLD. It could also brand out as a Swingers/Dating/Hookup Site. Both business concepts are generating billions each year. Personally I'd go with gaming.