lucky dip

/L AH1 K IY0 D IH0 P/
noun
  1. 1

    A game in which prizes are covered up and mixed together in a container, so that contestants can dip their hand into the container and randomly pull out a prize.

  2. 2

    (by extension) A selection solely at random.

Synonyms

Source: https://en.wiktionary.org/wiki/lucky%20dip