idioms

  almighty dollar (money regarded as having great power or importance) Not everyone can afford to travel; it’s the almighty dollar that gives them the authority. Everyone is looking for the almighty dollar, even those who already have it. envocabulary.com  

  a pretty penny (a large amount of money) Your new house is big and modern. It must have cost you a pretty penny. This leather coat cost me a pretty penny. envocabulary.com

  put your mind to something (decide to do something and put a lot of effort into achieving it) You can achieve anything if you put your mind to it. We can resolve the problem if we put our minds to it. envocabulary.com

  put your mind at ease (to relax, to stop feeling worried) What can I do for you to put your mind at ease? Just to put my mind at ease, I checked everything personally. Jake always helps to put my mind at ease in times of trouble. envocabulary.com

  dead as a dodo (no longer existing, important, or popular) Disco music was popular in the past, but now it is as dead as a dodo. My car won’t start because its battery is as dead as a dodo. envocabulary.com