sidewall

noun side·wall \ ˈsīd-ˌwȯl \
Updated on: 10 Apr 2018

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

Recent Examples of sidewall from the Web

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

in the meaning defined at sense 1

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