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adjective, sludg·i·er, sludg·i·est.
  1. of or relating to sludge.
  2. covered, lined with, or containing sludge.

Origin of sludgy

First recorded in 1775–85; sludge + -y1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sludgy

Contemporary Examples

Historical Examples

  • It had been raining, and the ground was wet and sludgy, though it was fair overhead.

  • Our harbor-ice is weak and covered a foot deep with a sludgy compound of snow and water.

    In the Arctic Seas

    Francis Leopold McClintock

  • At last it became so weak that it thawed a hole in the soft, sludgy ice and could not extricate itself.

  • My exasperation with self was by no means allayed when I tripped over a stone and fell my length in a sludgy patch of swamp.

  • One of the pleasures of being "on the road to Mandalay" was to see the-- "Elephints a-pilin' teak In the sludgy, squdgy creek"

British Dictionary definitions for sludgy


adjective -ier or -iest
  1. consisting of, containing, or like sludge
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