A/one false move phrase informal figurative
An action that has the potential to exacerbate an already dire situation.
Don't make a false move or I'll shoot!
She's in a difficult financial situation, and if she made a false move now, she could lose everything.
One false move and you're dead, he shouted at the bank clerk.
actions are more important than words
Used when there are too many people involved in a task, and this can lead to a failure or its likely outcome isn't good
Have barely enough time to do something; succeed in doing something by the thinnest of margins
Used to talk about a situation which begins to worsen
To be outperformed or outrun by someone, usually by a very wide margin.
You have to be quicker to finish this task or you will eat other my dust.