124-man
n.— «The estimable dean was a lifelong crime reporter from the old Herald Tribune, a gentle sage who taught the pick-pocket art of massaging vivid details from a precinct’s “124-man,” the clerk who controlled “good stuff” filed by cops from the beat.» —“Rolling Out From the Shack” by Francis X. Clines New York Times Apr. 26, 2009. (source: Double-Tongued Dictionary)