sidewall

English [edit]

Wikipedia has an article on:

Sidewall

Wikipedia sidewall (plural sidewalls)

The side of a tire.

If the puncture had been in the tread I could have had the tire patched, but it was in the sidewall and they can't fix that, they have to replace the whole tire.
The wall forming the side of a structure.
1. The wall forming the side of a racquetball court.
  - 1978, Charles Garfinkel, Racquetball the easy way, page 87:
    
    The kill shot may also be used against balls weakly played off the sidewall
  - 2003, David Waters, February the Sixth, page 53:
    
    Mark flipped the ball to Jon for service. His high serve drifted perfectly down the left-hand court, and Mark's weakly hit return fell short off the sidewall.
  - 2009, Allan D. Moore, Doms Need Love Too!: Adventures of the Day Old Muffins, page 116:
    
    Further, the grazing blow caused the ball to pick up a furiously wicked spin, making it a madly twirling object. The ball skimmed off the sidewall near the corner and into the lower-right corner of the front wall.

side of a tire

wall