| Idiom | Meaning | Example | 
| cash and carry | 
pay cash and carry it out of the store (no deliveries)
 | 
The ad stated the terms of the  sale: CASH & CARRY.
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| cash cow | 
a source of much money, a profitable resource
 | 
Alberta's cash cow - oil - is   helping to balance the budget.
 | 
| cash flow | 
money spent on the operation of a business
 | 
Calculate your weekly business expenses. That's your cash flow.
 | 
| cash in | 
receive cash for bonds or poker chips; profit from
 | 
You're retired now. It may be time to cash in your bonds.
 | 
| cash on the barrelhead | 
pay cash to the owner at the time of purchase; cold, hard cash
 | 
The old man said, "To buy my   pony you'll have to pay $300      - cash on the barrelhead."
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| cash on the line | 
pay the full price in cash  to the seller
 | 
I'll pay $200 for the bike - cash on the line.
 | 
| cash up/cash out | 
count all the cash at the end of a business day
 | 
After you cash up, put the        money in the safe and lock it.
 | 
| cast a spell | 
use charm or spiritual  power to change people
 | 
When Pavarotti sings, he casts a spell on his audience.
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| cast your vote | 
vote in an election, mark your ballot
 | 
Before you cast your vote, think carefully about the issues.
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| cat got your tongue | 
why do you not speak? lose your tongue?
 | 
Before I could reply, she said, "Cat got your tongue?"
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