Combination container? (3)

I believe the answer is:

bin

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'combination container?' is the definition.
'bin' can be an answer for 'container?' (bin is a type of container). I'm not sure about the 'combination' bit.

'combination container?' is the wordplay.
'container?' says the answer is hidden in the clue (I've seen 'container' mean this).
'BIN' is hidden in the letters of 'combination'.

Can you help me to learn more?

(Other definitions for bin that I've seen before include "Household rubbish is placed in it" , "Common receptacle for household waste" , "Discard" , "Graves seen here" , "Domestic receptacle for rubbish" .)

I've seen this clue in the Evening Standard.

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