slop sink

plural slop sinks

1. A large sink made of durable material such as concrete or metal, made for cleaning large objects or disposing of waste material like mop water.

   Slop sinks are indeed very useful to the domestic help.

   1928, Anthony L. Nugey, “IX: Slop Sinks”, in Plumbing Design: A Practical Handbook for Architects, Designers, Draftsman, Plumbers and Students, Chemical Publishing Company, page 82

   3 more examples

   Inclosed you will find a sketch of a disconnected sink, empting over a slop sink in back yard of building.

   1902 January 1, C D, “On Practical Subjects”, in The Plumbers’ Trade Journal, Gas, Steam and Hot Water Fitters’ Review, volume XXXI, number 1, New York City, New York, United States: Plumbers’ Trade Journal Publishing Company, page 66

   The diameter of the pipe necessary to serve the bath tub, sink, lavatory, and slop sink is 3 in.

   1913 December 29, “Typical Country Plumbing Installations”, in Building Age, New York City, New York, United States: David Williams Company, page 602

   There is one firm which makes a superb solid porcelain sink in thirteen varieties, including two vitreous (porcelain over metal) slop sinks.

   2022 August 21, Ethel R. Peyser, Cheating the Junk-Pile: The Purchase and Maintenance of Household Equipments, Good Press