The most common and most likely answer to this crossword clue is the 6 letter word BAZAAR
I've seen this crossword clue in The Daily Telegraph
B
A
Z
A
A
R
More clues leading to the result BAZAAR
- Sound of sheep right round a Zulu market
- Sale that sounds weird to some?
- Arab arranged to tour Arizona in charitable fair
- Where Arab shifts the full range in store?
- Azed addicts filling vacant bierkeller in fair
- Pub holds back a plan to locate street market
- Barry Island in appearance changed to a fair
- Unknown group of problem drinkers in pub will provide a market
- Fair prohibition restricts extremist characters beginning to agitate
- Marketplace almost sounds weird
Buddy explains!

The straight part
We know that "Fair" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case fair = bazaar.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 BAZAAR mean?
BAZAAR noun- A marketplace, particularly in the Middle East and South Asia, and often covered with shops and stalls.
- A shop selling articles that are either exotic or eclectic.
- A fair or temporary market, often for charity.