The most common and most likely answer to this crossword clue is the 10 letter word CASTIGATED
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More clues leading to the result CASTIGATED
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The straight part
We know that "dressed down" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case dressed down = castigated.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.
Crossword Answer definitions
CASTIGATED verb- To punish or reprimand someone severely.
- To execrate or condemn something in a harsh manner, especially by public criticism.
- To revise or make corrections to a publication.