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socket wrench

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noun
  1. a box wrench with a socket that is an extension of the shank.

Origin of socket wrench

First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for socket wrench

socket wrench

noun
  1. a wrench having a handle onto which socketed heads of various sizes can be fittedAlso: socket set
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