1. aim; object; purpose; end
なあ、一緒に行動するのはいいが、どこか行くあてはあるのか?Hey, I don't mind sticking together, but do you have somewhere to go?
2. expectations; prospects; hopes
あてが外れてがっかりした?Were you disappointed that it didn't turn out as you hoped?
3. something that can be relied upon
あてにはならないよ。It's not reliable.
4. snack served with alcoholic drink
5. pad; guard
6. blow; strike
7. addressed to
それで俺あてに送ったってわけか。So that's why you sent it to me.