pivotman

noun

The pivotman led the troops in a strategic maneuver.

意味（1）

(military) A pivot; the soldier around whom a body of troops wheels.

意味（2）

(sports) A player in a central position.

意味（3）

(figuratively) A central or key person; someone around whom a particular project etc. rotates.

George Stephanopoulos was the campaign's floppy-banged pivot man for communications.