Definition of double-action in English:

double-action

Syllabification: dou·ble-ac·tion

adjective

1 another term for 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.
1.1(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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Word of the day anomalous
Pronunciation: əˈnɒm(ə)ləs
adjective
deviating from what is standard, normal, or expected