team fortress 2 free to play can you get weapons

Answer 1

yes, as random drops (just keep playing ull know when u get one)

or possibly some achievements give them also

Answer 2

Yes, by either purchasing them from the Mann Co. store or by finding them randomly (you can't see them you just get a promt on screen telling you you've found them) or by crafting them from materials (which you get from breaking down unused guns that haven't been purchased).