9 Grammatical Pitfalls


[grout] /graʊt/
a thin, coarse mortar poured into various narrow cavities, as masonry joints or rock fissures, to fill them and consolidate the adjoining objects into a solid mass.
a coat of plaster for finishing a ceiling or interior wall.
Usually, grouts. lees; grounds.
  1. coarse meal or porridge.
  2. grouts, groats.
verb (used with object)
to fill or consolidate with grout.
to use as grout.
Origin of grout
before 1150; Middle English; Old English grūt; see grits, groats, grit
Related forms
grouter, noun
ungrouted, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for grout
  • He also replaced the old grout and cleaned, buffed, and sealed the tile to bring out its vibrant yellow hue.
  • After completing the design and allowing the caulking to dry, she applied tile grout and left it to dry overnight.
  • The tile is crooked and warped, its inferior grout as porous as a sponge.
  • Since then, millions of tons of grout have been pumped into the empty caverns, which have now been sealed for good.
  • All exposed grout surfaces should be cured in accordance with manufacturer's recommendations.
  • grout was brought to the site using concrete trucks from a local ready-mix plant.
  • grout quality can be diminished by adding excessive amounts of water.
  • It is estimated that about one-half million pounds of acrylamide grout is used annually for this purpose.
  • grout hardening depends on the temperature, degree of confinement, and grout properties.
  • grout mixed on site is hatched in a deck mate or a similar device.
British Dictionary definitions for grout


a thin mortar for filling joints between tiles, masonry, etc
a fine plaster used as a finishing coat
coarse meal or porridge
(transitive) to fill (joints) or finish (walls, etc) with grout
Derived Forms
grouter, noun
Word Origin
Old English grūt; related to Old Frisian grēt sand, Middle High German grūz, Middle Dutch grūte coarse meal; see grit, groats
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 grout

1580s, "thin, fluid mortar," originally "coarse porridge," perhaps from Old English gruta (plural) "coarse meal," related to Old English grytta (see grits). As a verb from 1838. Related: grouted; grouting.

Online Etymology Dictionary, © 2010 Douglas Harper
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