Duly pick at random here? (5,3)

I believe the answer is:

lucky dip

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

'pick at random here?' is the definition.
(I've seen this before)

I don't understand the remainder of the clue.

(Other definitions for lucky dip that I've seen before include "Lottery" , "Eg, bran tub" , "Prize draw" , "Box filled with sawdust hiding prizes" , "speculation" .)

I've seen this clue in The Sun.

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