lockstep
1. [ noun ] a standard procedure that is followed mindlessly
Examples:

"the union's support had been in lockstep for years"

Related terms: standing_operating_procedure
2. [ noun ] a manner of marching in file in which each person's leg moves with and behind the corresponding leg of the person ahead
Examples:

"the prisoner's ankles were so chained together that they could only march in lockstep"

Related terms: march