The most common and most likely answer to this crossword clue is the 8 letter word GRANDEUR
I've seen this crossword clue in The Times
G
R
A
N
D
E
U
R
More clues leading to the result GRANDEUR
- Great European pretentiousness
- Monarchsembody uniform pomp
- Regretted horse nipping queen when mounted in fine ceremony
- Old woman was sorry about such delusions?
- Old king and Queen embodying superior majesty
- Good coin and currency reduced in splendour
- Under a new regime, monarch is without splendour
- Pair of kings hosting Brussels pomp
- Pretentiousness aged relative regretted on reflection
- Two British monarchs hosting posh nobility
Buddy explains!

The straight part
We know that "pomp" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case pomp = grandeur.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 GRANDEUR mean?
GRANDEUR noun- The state of being grand or splendid; magnificence.
- Nobility (state of being noble).
- Greatness; largeness; tallness; loftiness.