a waterproof sheet of plastic, canvas, or other durable material spread on the ground, as under a sleeping bag or in a tent, for protection against moisture.


Nearby words

  1. groundplot,
  2. grounds,
  3. groundsel,
  4. groundsel tree,
  5. groundshare,
  6. groundside,
  7. groundsill,
  8. groundskeeper,
  9. groundsman,
  10. groundspeed

Origin of groundsheet

First recorded in 1905–10; ground1 + sheet1

Also called ground cloth. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for groundsheet


ground cloth


a waterproof rubber, plastic, or polythene sheet placed on the ground in a tent, etc, to keep out damp
a similar sheet put over a sports field to protect it against rain
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