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dragnet

American  
[drag-net] / ˈdrægˌnɛt /

noun

  1. a net to be drawn along the bottom of a river, pond, etc., or along the ground, to catch fish, small game, etc.

  2. a system or network for finding or catching someone, as a criminal wanted by the police.


dragnet British  
/ ˈdræɡˌnɛt /

noun

  1. a heavy or weighted net used to scour the bottom of a pond, river, etc, as when searching for something

  2. any system of coordinated efforts by police forces to track down wanted persons

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of dragnet

Middle English word dating back to 1535–45; drag, net 1, dray