A measure you can get by the kilo (5)

I believe the answer is:

metre

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'a measure' is the definition.
(metre is a kind of measure)

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

(Other definitions for metre that I've seen before include "Beat pattern (mus.)" , "Poetic rhythm" , "Moisture remover" , "determined by scanning" , "measure of length" .)

I've seen this clue in the Evening Standard.

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