I think you mean "right up his alley," which means it is something he would really enjoy or really do well.
It means things are trustworthy.
About to be sold, or given up.
To make a mistake
say no to it
To keep struggling and not give up.
It means shut up!
flatter her to get something
he suddenly turned up (to appear, emarge)
Picture someone holding their nose up in the air - they look very aloof and snobbish, right? That's what this idiom means.
"Sizing" means judging what size someone is, as if you were measuring them for clothing. If you "size someone up," you measure them as a person and decide what kind of person they are. "Sized him up right" would mean that they had decided correctly.
It means that you will like it. Something you are interested in.
It's not an idiom. To break camp means to break it up, to pack your things and leave the area. It can be used as slang, however, to mean a group "packing up" and leaving.