Crossword Genius

Time will certainly not stand still! (5)

Ross

I believe the answer is:

march

I'm a little stuck... Click here to teach me more about this clue!

'time' is the definition.
The answer and definition can be both related to time as well as being singular nouns.
Maybe they are linked in a way I don't understand?

I can't explain the rest of the clue.

Can you help me to learn more?

(Other definitions for march that I've seen before include "Month, piece of music" , "Journey undertaken by army etc" , "make progress" , "The month for military movement" , "Proceed in procession" .)

I've seen this clue in the Evening Standard.
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