Translation: English to Ruby

[mk1995]

OK, here's what I'm up to:
I want to make a script that lets something happen when the action button is pressed.

And this is my problem:
What does "action button" and "being pressed (In terms of pressing the action button)" mean in Ruby language?

I appreciate even the smallest help.

 

[Neo-Bahamut]

Input.trigger?(key) returns true, if "key" was pressed, but it ignores if you hold it down for a longer time.
Input.press?(key) returns true, if "key" is pressed right now, een if you hold it.

Action Button is Input::C