(idiom) every movement; one's every action; a person's behavior or conduct

one move, two gains; to achieve two goals or gain two advantages with a single action

(idiom) to become famous overnight or widely known through a single successful action; originally referred to becoming famous by passing the imperial civil service examinations

to do more than is required; to perform an action that is superfluous or unnecessary

to have the outcome of an entire matter determined by this one action; success or failure hangs in the balance of this single move

Whether one succeeds or fails depends entirely on this single attempt; this is the decisive moment.

to achieve success at the first attempt; to succeed at one go

every movement and every action; a person's behavior

To achieve multiple goals or gain several benefits by performing a single action.

to finish the entire task in a single stroke or with one decisive effort