A cheating "device" used by a student in an examination.
Example: A: Mày mua chiếc phao này bao nhiêu?
  B: Hai mươi ngàn!

Phao literally means float or life saver. For those students who want to pass an exam badly, the cheating device used when taking exams is their life saver.
Word usage in authentic materials:

Practice: -Write two mini-dialogues using phao.
  -Find the way to use phao in your conversation with a native speaker of Vietnam today!

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Last updated, August 3, 2006