one-action
adjectiveUK /wʌn ˈækʃən/
US /wʌn ˈækʃən/
Doing just one thing at a time.
The game is one-action, so you only press one button to jump.
OTHER MEANINGS
2. A rule that lets a player do only one thing on their turn.
In this card game, it is one-action per turn, so you draw one card and stop.
3. A design with only one button or control.
The toy robot is one-action: press the red button and it walks.
4. A short task that is finished in a single step.
Cleaning your desk is a one-action job: just put the books away.