The most common and most likely answer to this crossword clue is the 10 letter word OUTRAGEOUS
I've seen this crossword clue in The Guardian
O
U
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A
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S
More clues leading to the result OUTRAGEOUS
- Public anger — and love — for America is excessive
- Published paper retires girl over nothing? Inconceivable!
- Expose rogue as incredibly immoderate
- Shocking cargo regularly carried by strange old American
- Oust a rogue turning monstrous
- Highly unconventional rogues at large hijack rickety auto
- Shocking forbidden passion — love found by you and me
- Not in fashion, American clothes old and horrible
Buddy explains!
The straight part
We know that "excessive" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case excessive = outrageous.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 OUTRAGEOUS mean?
OUTRAGEOUS adjective- Violating morality or decency; provoking indignation or affront.
- Transgressing reasonable limits; extravagant, immoderate.
- Shocking; exceeding conventional behaviour; provocative.
- Fierce, violent.