The most common and most likely answer to this crossword clue is the 10 letter word PIROUETTES
I've seen this crossword clue in The Daily Telegraph
P
I
R
O
U
E
T
T
E
S
More clues leading to the result PIROUETTES
Buddy explains!
The straight part
We know that "Twirls" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case twirls = pirouettes.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 PIROUETTES mean?
PIROUETTES noun- A whirling or turning on the toes in dancing, primarily in ballet.
- The whirling about of a horse.
- To perform a pirouette; to whirl on the toes, like a dancer.