Money doesn't grow on trees
Pay through the nose
Spend money like water
Put their money where their mouth is
Hold the purse
Money must be earned and it doesn't come freely
To control the way that money is spent in a particular family, organization, or country
Someone who spends money extravagantly and without any thought to saving or conserving it
to give or spend money or take some action in order to do or support something that one has been talking about
To pay too much money for something