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jamproof

American  
[jam-proof] / ˈdʒæmˌpruf /

adjective

  1. built so as to prevent jamming.

    a jamproof copying machine.

Etymology

Origin of jamproof

jam 1 + -proof

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.

A jamproof slide fastener, called "Conmatic." was brought out by Conmar Products Corp.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.