in lockstep

in lockstep (with someone or something)

Moving or acting simultaneously with, in conjunction with, or in the same manner as someone or something. Primarily heard in US. For the past two years, the senator and immigration reform activists have been in lockstep. The data clearly shows that rates of unemployment and depression rise in lockstep.See also: lockstep, someone

in lockstep

mainly AMERICANIf 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. See also: lockstep