in lockstep(redirected from lockstep)
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in lockstepmainly AMERICAN
If two people or things move in lockstep, they are very closely linked and dependent on one another, so that if one changes, the other changes too. Levels of carbon dioxide and methane in the air fell in lockstep with decreases in summer sunshine. Note: Lockstep is a way of marching in which the marchers follow as close behind each other as possible.