Chaser made off on foot, where one's fallen (6)

I believe the answer is:

arches

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

'off on foot where one's fallen' is the definition.
I can't tell whether this definition defines the answer.

'chaser made' is the wordplay.
'made' indicates an anagram.
'chaser' anagrammed gives 'ARCHES'.

Can you help me to learn more?

(Other definitions for arches that I've seen before include "Curved under-parts of the feet" , "Extends across" , "Features of bridges or feet" , "Found on feet and bridges" , "(Cat) stretches (back)" .)

I've seen this clue in the Sydney Morning Herald.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.