wrong side

The side of a fabric, often with a less visible color or pattern, that is not intended to be seen on a finished project.

Noun

The side of a fabric, often with a less visible color or pattern, that is not intended to be seen on a finished project.
- Trace the pattern on the wrong side so that any mistakes won't show when you're done.
Antonyms: right side
Used other than figuratively or idiomatically: see wrong, side.
- Don't drive on the wrong side of the road.
- But his grandson Francis, a Yorkist friend of Richard III, backed the wrong side in the Wars of the Roses and was declared a traitor by Henry VII, who confiscated his estates. - 1980, AA Book of British Villages, Drive...