Definition of double-action in English:


Line breaks: double-action


  • 1Combining two different functions; double-acting: double-action moss killer
    More example sentences
    • A new, double-action vaccine that protects children against diphtheria and whooping cough at the same time was described at the Atlantic City meeting of the American Public Health Association last week.
    • It was now precision built of hollow aluminum tubing and boasted an adjustable, double-action spring.
  • 2(Of a gun) able to be cocked and fired in one single action.
    More example sentences
    • A double-action revolver can be fired in a matter of seconds by anyone strong enough to pull a trigger, including the bad guy or a five-year-old child.
    • In handguns, the double-action revolver has traditionally been the recommendation of those who believe in the KISS principle: Keep It Simple, Stupid.
    • This was in no small part due to the fact Walther offered double-action pistols long before any American gun company did.

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