Broken shoe used to water the plants (4)

I believe the answer is:

hose

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

'to water the plants' is the definition.
I can't tell whether this definition defines the answer.

'broken shoe' is the wordplay.
'broken' is an anagram indicator.
'shoe' with letters rearranged gives 'HOSE'.

'used' is the link.

Can you help me to learn more?

(Other definitions for hose that I've seen before include "Socks and stockings" , "Flexible tube for liquid" , "plumbing connection" , "One with doublet; a tube" , "footwear" .)

I've seen this clue in The Mirror.

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