In lockstep (with someone or something) American phrase mainly US
Moving or acting concurrently with, in combination with, or in the same manner as someone or something.
My father's coffin of my dad was carried by six soldiers walking in lockstep.
Drug use and crime rise in lockstep.
Energy cost have risen in lockstep with inflation.
To win only by a smaill amount; to win narrowly
To close the door
Two places are very close to each other.
At a close enough distance to plainly hear when someone is calling or shouting one