Definition of sidewall
1 : a wall forming the side of something
2 : the side of an automotive tire between the tread shoulder and the rim bead
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With this layout, notes bounce off the sidewalls and reach the listener quickly, creating a sense of intimacy.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sidewall'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of sidewall
14th century
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