Crossword Genius

Stockings used by firemen? (4)

Ross

I believe the answer is:

hose

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

'stockings' is the definition.
(hose refers to stockings, tights etc)

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for hose that I've seen before include "Stockings, etc." , "Breeches (worn with a doublet)" , "Garden implement" , "Water pipe" , "Flexible pipe for liquid" .)

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