It usually means that it's a different cover/box than the original release.

What does repackage mean for dvds?

to package again or afresh, as in a different style, design, or size: The soap has been repackaged to be more eye-catching. to package for sale under one's own label: The goods are purchased in bulk and repackaged by the store.

What does it mean when Amazon says repackaged?

Product may come repackaged. ... The product comes with the Amazon Renewed Guarantee giving you a replacement or refund within 90 days of purchase if the product does not work as expected. Used – Like New An item in perfect working condition. Original protective wrapping may be missing.