mistakencopy

noun
UK /mɪˈsteɪkən ˈkɒpi/
US /mɪˈsteɪkən ˈkɑːpi/

A mistakencopy is a copy of something that has a mistake in it.

The teacher found a mistakencopy of the worksheet with the wrong answers.


OTHER MEANINGS

2. A printed page that came out wrong from the printer.

The printer made a mistakencopy with smudged letters.

3. A copied file that does not match the original.

He saved a mistakencopy of the document by accident.

4. A fake or wrong version of something that should be exact.

The museum displayed a mistakencopy of the old map.