1.  lucky dip(n = noun.act) Array - a game in which prizes (e.g., candies or coins) are concealed in a container and for a small sum a player can draw one out at random; Array
is a kind of drawing, lottery

2.  lucky dip(n = noun.act) Array - a selection or decision purely at random; "their system of hiring people seemed to be a sort of lucky dip"
is a kind of random sampling

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