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lock washer

American  

noun

  1. a washer placed under a nut on a bolt or screw, so made as to prevent the nut from shaking loose.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"I'll put a lock washer on it this time."

From Empire by Simak, Clifford D.

On every bolt use a castellated nut and a cotter pin, or an ordinary nut and a lock washer, so the bolt will not work loose.

From Aviation Engines Design?Construction?Operation and Repair by Pag?, Victor Wilfred

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