Cryptic crossword clue
Business at home in American quarter, for example 4

The most common and most likely answer to this crossword clue is the 4 letter word COIN

I've seen this crossword clue in The Sunday Telegraph
C
O
I
N


Buddy explains!

The straight part
We know that "American quarter, for example" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case american quarter, for example = coin.
The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.
This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.

What does COIN mean?

COIN noun
  1. (money) A piece of currency, usually metallic and in the shape of a disc, but sometimes polygonal, or with a hole in the middle.
  2. A token used in a special establishment like a casino.
  3. That which serves for payment or recompense.
  4. Money in general, not limited to coins.
  5. One of the suits of minor arcana in tarot, or a card of that suit.
  6. A corner or external angle.
  7. A small circular slice of food.
  8. A cryptocurrency.
COIN verb
  1. To make of a definite fineness, and convert into coins, as a mass of metal.
  2. (by extension) To make or fabricate.
  3. To acquire rapidly, as money; to make.

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