Holding one hand out with thumb up
The expression is: to live hand to mouth. It is not an idiom. It means to barely make it; to just have enough money to buy food and necessities. The image is of a person holding their security in their hands, and then eating what they hold, leaving nothing until the next day.
It's a card idiom. Your "hand" was the set of cards that you were dealt in the game. If you play the hand you were dealt, you don't try to cheat or get out of anything, but work with what you have.
The idiom "bring up by hand" (as in Great Expextations , referred to Pip, who was 'brought up by hand ' by his sister) only expresses the meaning of feeding (an animal or a person who has no mother) so that it can live or grow.
Your draw hand would be the hand that you draw your gun from your holster with.
Picture someone holding their nose up in the air - they look very aloof and snobbish, right? That's what this idiom means.
Meaning he will help you out.
"Old hand" is an idiom meaning having lots of experience.
staying wraped up
something that is happening at that moment EX: Let us turn to the problem at hand.
no
it look like a person holding their hand up high.