The most common and most likely answer to this crossword clue is the 6 letter word DANCER
I've seen this crossword clue in The Guardian
D
A
N
C
E
R
More clues leading to the result DANCER
- The German holding party in Africa, one providing entertainment
- Reindeer in peril, about to be substituted for good
- One taking steps and collapsing on ground, getting up
- Performer in Rwandan ceremony
- Reindeer given mashed potato, say, before run
- Performer in north circled by fish on river
- Sleep? Perchance, except those seen in schools in dorm, oddly
- One taking steps in time
- European houses chuffed at first with Russian principal in Nijinsky, perhaps?
- Sheridan ceremoniously welcomes one at 24 across
Buddy explains!

The straight part
We know that "One taking steps in time" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case one taking steps in time = dancer.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 DANCER mean?
DANCER noun- A person who dances, usually as a job or profession.
- A stripper.