or plain·clothes man
noun, plural plain·clothes·men [pleyn-klohz-muhn, -men, -klohthz-]. /ˈpleɪnˈkloʊz mən, -ˌmɛn, -ˈkloʊðz-/.
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Words nearby plainclothesman
Example sentences from the Web for plainclothesman
The police sergeant and plainclothesman exchanged a quick glance.Dan Carter and the River Camp|Mildred A. Wirt
He lingered, but the plainclothesman was staring at the innocent, inviolable parcels about to leave the Embassy for distant parts.The Pirates of Ersatz|Murray Leinster
She smiled in silent gratitude and allowed the plainclothesman to lead her away from that chamber of horror.
Were they with some policeman as they came out of the building or in custody of some plainclothesman?Warren Commission (3 of 26): Hearings Vol. III (of 15)|The President's Commission on the Assassination of President Kennedy
Followed by a plainclothesman, a middle-aged man entered the living room.Murder at Bridge|Anne Austin