washer

noun wash·er \ ˈwȯ-shər , ˈwä- \
Updated on: 17 Nov 2017

Definition of washer

1 : a flat thin ring or a perforated plate used in joints or assemblies to ensure tightness, prevent leakage, or relieve friction
2 : one that washes; especially : washing machine

Examples of washer in a Sentence

  1. We bought a new washer and dryer.

Recent Examples of washer from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'washer.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of washer

14th century


WASHER Defined for English Language Learners

washer

noun

Definition of washer for English Language Learners

  • : a thin, flat ring that is made of metal, plastic, or rubber and that is used to make something (such as a bolt) fit tightly or to prevent rubbing


WASHER Defined for Kids

washer

noun wash·er \ ˈwȯ-shər , ˈwä- \

Definition of washer for Students

2 : a ring (as of metal) used to make something fit tightly or to prevent rubbing


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