The most common and most likely answer to this crossword clue is the 9 letter word WHOLESALE
I've seen this crossword clue in The Guardian
W
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More clues leading to the result WHOLESALE
- With something large in the environment, lose out completely
- Sell a lot of miserable places in most of the Principality
- Pit in Wales demolished completely
- Large sea creature devouring sole swimming en bloc
- Opening in Wales for distribution in bulk
- Which person’s the French girl with energy in large quantities
- Moby Dick’s inner orifices dropping a hard mass
- Sweeping tricky spot, glide along audibly
- Complete aim on course, we hear, before singular drink
- . Disheartened wives tackling depression with alcohol indiscriminately
Buddy explains!

The straight part
We know that "in bulk" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case in bulk = wholesale.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 WHOLESALE mean?
WHOLESALE noun- The sale of products, often in large quantities, to retailers or other merchants.
- To sell at wholesale.
- Of or relating to sale in large quantities, for resale.
- Extensive, indiscriminate, all-encompassing; blanket.
- In bulk or large quantity.
- Indiscriminately.