The most common and most likely answer to this crossword clue is the 6 letter word POISED
P
O
I
S
E
D
Buddy explains!

The straight part
We know that "Elegant" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case elegant = poised.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 POISED mean?
POISED verb- To hang in equilibrium; to be balanced or suspended; hence, to be in suspense or doubt.
- To counterpoise; to counterbalance.
- To be of a given weight; to weigh.
- To add weight to, to weigh down.
- To hold (something) with or against something else in equilibrium; to balance, counterpose.
- To hold (something) in equilibrium, to hold balanced and ready; to carry (something) ready to be used.
- To keep (something) in equilibrium; to hold suspended or balanced.
- To ascertain, as if by balancing; to weigh.
- Possessing poise, having self-confidence.
- Ready, prepared.
- Balanced, in position, equilibrium