The most common and most likely answer to this crossword clue is the 10 letter word SUPERSONIC
I've seen this crossword clue in The Guardian
S
U
P
E
R
S
O
N
I
C
More clues leading to the result SUPERSONIC
- Speeding impressively thus, for all to see, and being arrested
- Wonderful boy in charge, travelling very fast
- Playing percussion very fast
- Individual in charge following us up very fast
- Excellent boy in charge, when moving at very high speed
- Like Concorde thus carrying posh individual
- Tremendously fast percussion playing
- Percussion in a medley above audible limit
- Very rapid form of percussion
- Very quick human, one entering draw shortly
Buddy explains!
The straight part
We know that "travelling very fast" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case travelling very fast = supersonic.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 SUPERSONIC mean?
SUPERSONIC noun- An aircraft that can travel at the speed of sound.
- (of a speed) greater than the speed of sound (in the same medium, and at the same temperature and pressure)
- (of a sound) ultrasonic, having a frequency too high to be audible