catch pit
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catch pit
n
(Civil Engineering) a pit in a drainage system in which matter that might otherwise block a sewer is collected so that it may periodically be removed. US and Canadian name: catch basin
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014