Better at making a picnic? (5)

I believe the answer is:

outdo

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'better' is the definition.
(to outdo is to beat or do better than)

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

Can you help me to learn more?

(Other definitions for outdo that I've seen before include "Surpass, go one better than" , "Perform better than, be superior to" , "Get the better of" , "Beat" , "Defeat" .)

I've seen this clue in The Globe and Mail.

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