1. Although your son probably doesn't show it now, looking back he'll love you a ton for it.
- "love you a ton" means "love you very much" Yes, it does.
2. Unfortunately, as all 12 year old boys do (myself included), most likely, we're going to blow our parents off to their face. I don't know what this means. Never seem to hav
"...or if you are supposed to meet someone, you don't show up or don't come"
In the UK we would say "blow out" - eg "I'm supposed to be going to the cinema tonight with Jane, but I'm going to blow her out". It's often used when an arrangement is being, or has been, cancelled at short notice, as well as when someone just doesn't turn up.