Wiktionary
line managers
n. (plural of line manager English)
Usage examples of "line managers".
Approximately every six months line managers summarise a subordinate's performance on a `Staff Appraisal Form' or SAF.
He shot down the passage to carry the news to the other line managers.
Aloof from the hierarchy of line managers who reported to Edwards, Corrigan took his orders directly from the Technical Coordination Bureau in Washington, an office of the Pentagon that provided a rationalizing interface between the Defense Department and the various centers of government-directed scientific research.