The most common and most likely answer to this crossword clue is the 7 letter word FLATTEN
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More clues leading to the result FLATTEN
- Demolish what's next to apartment No 9?
- Press even has PM’s home number
- Down a bit of fresh coffee before noon
- Apartment number and floor
- In the outskirts of Franklin take coffee and squash
- Knock down property that’s the first in its block in double figures?
- Add weight, about pound — or remove bulge?
- Squash and some coffee in foreign surroundings
Buddy explains!

The straight part
We know that "Knock down" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case knock down = flatten.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 FLATTEN mean?
FLATTEN verb- To make something flat or flatter.
- To press one's body tightly against a surface, such as a wall or floor, especially in order to avoid being seen or harmed.
- To knock down or lay low.
- To become flat or flatter; to plateau.
- To be knocked down or laid low.
- To lower by a semitone.
- To make vapid or insipid; to render stale.
- To reduce (a data structure) to one that has fewer dimensions, e.g. a 2×2 array into a list of four elements.
- To combine (separate layers) into a single image.