||a lot of money, big bucks
||Membership in the Pines Golf Club will cost you serious coin.
||state your plans, say what you will do, spread the word
||If you enter the novel contest, you are serving notice that you are a serious writer.
|serve the purpose
||do the job, accomplish the task
||If you don't have an organ, a piano will serve the purpose.
|serve them right
||give them what they deserve
||If they cheat on a test, it serves them right if they get an F.
|set a spell
||sit down for awhile, visit a spell
||Hannah had to set a spell after doing the chores. She rested.
||After we found the problem with the car, we set about fixing it.
||start a fire, light a fire
||A child playing with a cigarette lighter set fire to the curtains.
||walk, step, come for a visit
||He hasn't set foot in this house since his mother died.
|set for life
||have enough money to last a lifetime
||He inherited a lot of money. He's set for life.
||He had a cold. Then pneumonia set in, and it nearly killed him.