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[grid] /grɪd/
a grating of crossed bars; gridiron.
  1. a metallic framework employed in a storage cell or battery for conducting the electric current and supporting the active material.
  2. a system of electrical distribution serving a large area, especially by means of high-tension lines.
Electronics. an electrode in a vacuum tube, usually consisting of parallel wires, a coil of wire, or a screen, for controlling the flow of electrons between the other electrodes.
Surveying. a basic system of reference lines for a region, consisting of straight lines intersecting at right angles.
a network of horizontal and perpendicular lines, uniformly spaced, for locating points on a map, chart, or aerial photograph by means of a system of coordinates.
Architecture. a rectangular system of coordinates used in locating the principal elements of a plan.
Football. gridiron (def 1).
Origin of grid
1830-40; short for gridiron Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for grid
  • In flash memory, information is stored using specialized transistors, each of which is addressed by a grid of conducting wires.
  • Navigating the grid of city streets seems nightmarish.
  • Even if you're prepared to live off the grid with no impact on your productivity, that won't be the case for everyone.
  • The grid lost about half the generated energy, and missed out swathes of the country.
  • We need these for safety reasons, but ground connections provide entry paths for charges that could disrupt the grid.
  • We have a state grid, and wherever you are on the grid is what you get paid.
  • He is convinced that investment in a medical smart grid can make medicine more systematic and evidence-based.
  • But a grid with a bit of originality adds something.
  • It is the first time in the world that electricity directly from a tidal current has been fed into a power grid.
  • It also is autonomous from outside help, such as a power grid.
British Dictionary definitions for grid


See gridiron
a network of horizontal and vertical lines superimposed over a map, building plan, etc, for locating points
a grating consisting of parallel bars
the grid, the national network of transmission lines, pipes, etc, by which electricity, gas, or water is distributed
(NZ) short for national grid
(electronics) Also called control grid
  1. an electrode situated between the cathode and anode of a valve usually consisting of a cylindrical mesh of wires, that controls the flow of electrons between cathode and anode See also screen grid, suppressor grid
  2. (as modifier): the grid bias
a plate in an accumulator that carries the active substance
any interconnecting system of links: the bus service formed a grid across the country
Northern English dialect word for face
Derived Forms
gridded, adjective
Word Origin
C19: back formation from gridiron
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
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Word Origin and History for grid

1839, shortening of gridiron. City planning sense is from 1954 (hence gridlock). Meaning "network of transmission lines" first recorded 1926.

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for grid



: the grid squad/ gridiron victories


A football field

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Related Abbreviations for grid


Global Resource Information Database
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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