A person who manages, or works in, a warehouse.(noun)
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Use "warehouseman" in a sentence
"Once an unknown figure working as a warehouseman, Hadzic rose to prominence during the ethnic conflict for control over Croatia from 1991 through 1995."
"No matter what occupation, sea-cook or stationary engineer, sand teamster or warehouseman, in every case there was an idle worker ready to do the work."
"He moved with his family to Detroit in 1924, left school at 14, and began work as a stock boy and warehouseman."