[ded-man, -muh n]
- Building Trades. a log, concrete block, etc., buried in the ground as an anchor.
- a crutchlike prop temporarily supporting a pole or mast being erected.
- an object fixed on shore to hold a mooring line temporarily.
- a rope for hauling the boom of a derrick inboard after discharge of a load of cargo.
- Also dead-man's. Machinery, Automotive. of or relating to a control or switch on a powered machine or vehicle that disengages a blade or clutch, applies the brake, shuts off the engine, etc., when the driver or operator ceases to press a pedal, squeeze a throttle, etc.: deadman throttle; dead-man's control.
Origin of deadman
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- civil engineering a heavy plate, wall, or block buried in the ground that acts as an anchor for a retaining wall, sheet pile, etc, by a tie connecting the two
- mountaineering a metal plate with a wire loop attached for thrusting into firm snow to serve as a belay point, a smaller version being known as a deadboy
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
see dead soldier.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.