board-mann. a man who carries advertisement boards, a ‘sandwich man’.
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society > communication > information > publishing or spreading abroad > advertising > types or methods of advertising > [noun] > advertisement on sandwich boards > one who
sandwich boy1835
sandwich1864
sandwich-man1864
board-man1884
sandwich-board man1890
1884 Cassell's Family Mag. Dec. 32 The announcements were borne by a gang of unhappy board-men.