From Longman Dictionary of Contemporary Englishin stepin stepa) AGREEhaving ideas or actions that are like those of other peoplein step with He isn’t in step with ordinary voters. b) PMAWALKmoving your feet so that your right foot goes forward at the same time as people you are walking with → step
Examples from the Corpus
in step• The regiment had finally learned to march in step.• Steve wasn't walking in step with the rest of the class. 