B1 [C] the act of lifting one foot and putting it down on a different part of the ground, such as when you walk or run: Sophie took her first steps when she was eleven months old. He rose to his feet and took a couple of steps towards her. With every step, her feet hurt her more and more. I retraced my steps, looking for my lost keys. › [C] the distance you cover when you take a step: I'd only gone a few steps when I realized I'd forgotten to lock the door.› [U] the way you move your feet when you are walking or running, which can sometimes show how you are feeling: She walked out of the office with a spring in her step (= in a way that showed she was happy). The driver told us to mind/watch our step (= walk carefully) as we got off the bus.› [C] a particular movement that you make with your feet when you dance: She's teaching me some basic dance steps.in step › When people walk in step, they lift their feet off the ground and put them down again at the same time: The soldiers marched in step. › used to say that opinions, ideas, or ways of living that are the same as those of other people: Television companies need to keep in step with public opinion.out of step › When someone is out of step, they do not lift the same foot and put it down again at the same time as other people: I'm no good at dancing - I always get completely out of step. › used to say that opinions, ideas, or ways of living that are different from those of other people: The Republicans are out of step with the country, Williams said. He thinks that everyone is out of step except him.
step into the breach › to do someone else's work when they are unable to do it: Bill's illness meant that Kathy had to step into the breach.
step on it informal › used to tell someone to drive faster or to hurry: Could you step on it? I'm late. If we want to get these orders out on time, we're going to have to step on it.
step out of line › to behave in a way that is unacceptable or not expected: If he steps out of line, he could be fired.
a/one step at a time › slowly and carefully: If we do this one step at a time we won't make any mistakes.
step by step › dealing with one thing and then another thing in a fixed order: Don't worry - I'll go through the procedure with you step by step. She gave me detailed step-by-step instructions.