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(of a person) doing something one is trained for or is very good at
What is the origin of the idiom "in action" and when to use it?
The idiom "in action" originated in the military, specifically during World War I, when soldiers were sent to the front lines to fight. It was used to describe soldiers who were actively engaged in combat and carrying out their training. It is often used to describe situations where someone is performing a task or activity that they are trained for or skilled at.
(of a thing) serving its purpose or operating in a way that it is designed or programmed
What is the origin of the idiom "in action" and when to use it?
The idiom "in action" originated in the military, specifically during World War II, when it was used to describe military equipment that was being used in combat. It is often used to describe situations where a thing or device is functioning as expected or performing its intended purpose.
